function filter($text, array $options = array()) { if (!($courseid = get_courseid_from_context($this->context))) { return $text; } // Initialise/invalidate our trivial cache if dealing with a different course if (!isset(self::$cachedcourseid) || self::$cachedcourseid !== (int) $courseid) { self::$activitylist = null; } self::$cachedcourseid = (int) $courseid; /// It may be cached if (is_null(self::$activitylist)) { self::$activitylist = array(); $modinfo = get_fast_modinfo($courseid); if (!empty($modinfo->cms)) { self::$activitylist = array(); /// We will store all the activities here //Sort modinfo by name length $sortedactivities = fullclone($modinfo->cms); usort($sortedactivities, 'filter_activitynames_comparemodulenamesbylength'); foreach ($sortedactivities as $cm) { //Exclude labels, hidden activities and activities for group members only if ($cm->visible and empty($cm->groupmembersonly) and $cm->has_view()) { $title = s(trim(strip_tags($cm->name))); $currentname = trim($cm->name); $entitisedname = s($currentname); /// Avoid empty or unlinkable activity names if (!empty($title)) { $href_tag_begin = html_writer::start_tag('a', array('class' => 'autolink', 'title' => $title, 'href' => $cm->get_url())); self::$activitylist[$cm->id] = new filterobject($currentname, $href_tag_begin, '</a>', false, true); if ($currentname != $entitisedname) { /// If name has some entity (& " < >) add that filter too. MDL-17545 self::$activitylist[$cm->id . '-e'] = new filterobject($entitisedname, $href_tag_begin, '</a>', false, true); } } } } } } $filterslist = array(); if (self::$activitylist) { $cmid = $this->context->instanceid; if ($this->context->contextlevel == CONTEXT_MODULE && isset(self::$activitylist[$cmid])) { // remove filterobjects for the current module $filterslist = array_diff_key(self::$activitylist, array($cmid => 1, $cmid . '-e' => 1)); } else { $filterslist = self::$activitylist; } } if ($filterslist) { return $text = filter_phrases($text, $filterslist); } else { return $text; } }
function filter($text, array $options = array()) { global $CFG, $COURSE, $DB; if (!($courseid = get_courseid_from_context($this->context))) { return $text; } // Initialise/invalidate our trivial cache if dealing with a different course if (!isset(self::$cachedcourseid) || self::$cachedcourseid !== (int) $courseid) { self::$activitylist = null; } self::$cachedcourseid = (int) $courseid; /// It may be cached if (is_null(self::$activitylist)) { self::$activitylist = array(); if ($COURSE->id == $courseid) { $course = $COURSE; } else { $course = $DB->get_record("course", array("id" => $courseid)); } if (!isset($course->modinfo)) { return $text; } /// Casting $course->modinfo to string prevents one notice when the field is null $modinfo = unserialize((string) $course->modinfo); if (!empty($modinfo)) { self::$activitylist = array(); /// We will store all the activities here //Sort modinfo by name length usort($modinfo, 'filter_activitynames_comparemodulenamesbylength'); foreach ($modinfo as $activity) { //Exclude labels, hidden activities and activities for group members only if ($activity->mod != "label" and $activity->visible and empty($activity->groupmembersonly)) { $title = s(trim(strip_tags($activity->name))); $currentname = trim($activity->name); $entitisedname = s($currentname); /// Avoid empty or unlinkable activity names if (!empty($title)) { $href_tag_begin = "<a class=\"autolink\" title=\"{$title}\" href=\"{$CFG->wwwroot}/mod/{$activity->mod}/view.php?id={$activity->cm}\">"; self::$activitylist[] = new filterobject($currentname, $href_tag_begin, '</a>', false, true); if ($currentname != $entitisedname) { /// If name has some entity (& " < >) add that filter too. MDL-17545 self::$activitylist[] = new filterobject($entitisedname, $href_tag_begin, '</a>', false, true); } } } } } } if (self::$activitylist) { return $text = filter_phrases($text, self::$activitylist); } else { return $text; } }
function instance_delete() { global $DB, $CFG; if ($CFG->version < 2012120300) { $courseid = get_courseid_from_context($this->context); } else { $coursecontext = $this->context->get_course_context(true); $courseid = $coursecontext->instanceid; } // Disable the buttons when the block is removed from a course (but leave the record, in case it is enabled later) $settings = $DB->get_record('navbuttons', array('course' => $courseid)); if ($settings) { if ($settings->enabled) { $updsettings = new stdClass(); $updsettings->id = $settings->id; $updsettings->enabled = 0; $DB->update_record('navbuttons', $updsettings); } } return true; }
public function get_listing($encodedpath = '', $page = '') { $ret = array(); $ret['dynload'] = true; $ret['nosearch'] = true; $ret['nologin'] = true; $ret['list'] = array(); if (!($courseid = get_courseid_from_context($this->context))) { return $ret; } $modinfo = get_fast_modinfo($courseid); $list = array(); foreach ($modinfo->get_cms() as $cm) { if (!$cm->uservisible) { continue; } $list[] = array('shorttitle' => $cm->name, 'title' => $cm->name, 'thumbnail' => $cm->get_icon_url()->out(false), 'thumbnail_height' => 50, 'thumbnail_width' => 50, 'size' => '', 'date' => '', 'source' => $cm->get_url()->out(false)); } $ret['list'] = $list; return $ret; }
/** * Set any context-specific configuration for this filter. * * @param string $filterfunction * @param object $context The current context. * @param array $config Any context-specific configuration for this filter. */ public function __construct($filterfunction, $context, array $localconfig) { parent::__construct($context, $localconfig); $this->filterfunction = $filterfunction; $this->courseid = get_courseid_from_context($this->context); }
public function filter($text, array $options = array()) { global $CFG, $DB, $GLOSSARY_EXCLUDECONCEPTS, $PAGE; // Trivial-cache - keyed on $cachedcontextid static $cachedcontextid; static $conceptlist; static $jsinitialised; // To control unique js init static $nothingtodo; // To avoid processing if no glossaries / concepts are found // Try to get current course if (!($courseid = get_courseid_from_context($this->context))) { $courseid = 0; } // Initialise/invalidate our trivial cache if dealing with a different context if (!isset($cachedcontextid) || $cachedcontextid !== $this->context->id) { $cachedcontextid = $this->context->id; $conceptlist = array(); $nothingtodo = false; } if ($nothingtodo === true || !has_capability('mod/glossary:view', $this->context)) { return $text; } // Create a list of all the concepts to search for. It may be cached already. if (empty($conceptlist)) { // Find all the glossaries we need to examine if (!($glossaries = $DB->get_records_sql_menu(' SELECT g.id, g.name FROM {glossary} g, {course_modules} cm, {modules} m WHERE m.name = \'glossary\' AND cm.module = m.id AND cm.visible = 1 AND g.id = cm.instance AND g.usedynalink != 0 AND (g.course = ? OR g.globalglossary = 1) ORDER BY g.globalglossary, g.id', array($courseid)))) { $nothingtodo = true; return $text; } // Make a list of glossary IDs for searching $glossarylist = implode(',', array_keys($glossaries)); // Pull out all the raw data from the database for entries, categories and aliases $entries = $DB->get_records_select('glossary_entries', 'glossaryid IN (' . $glossarylist . ') AND usedynalink != 0 AND approved != 0 ', null, '', 'id,glossaryid, concept, casesensitive, 0 AS category, fullmatch'); $categories = $DB->get_records_select('glossary_categories', 'glossaryid IN (' . $glossarylist . ') AND usedynalink != 0', null, '', 'id,glossaryid,name AS concept, 1 AS casesensitive, 1 AS category, 1 AS fullmatch'); $aliases = $DB->get_records_sql(' SELECT ga.id, ge.id AS entryid, ge.glossaryid, ga.alias AS concept, ge.concept AS originalconcept, casesensitive, 0 AS category, fullmatch FROM {glossary_alias} ga, {glossary_entries} ge WHERE ga.entryid = ge.id AND ge.glossaryid IN (' . $glossarylist . ') AND ge.usedynalink != 0 AND ge.approved != 0', null); // Combine them into one big list $concepts = array(); if ($entries and $categories) { $concepts = array_merge($entries, $categories); } else { if ($categories) { $concepts = $categories; } else { if ($entries) { $concepts = $entries; } } } if ($aliases) { $concepts = array_merge($concepts, $aliases); } if (!empty($concepts)) { foreach ($concepts as $key => $concept) { // Trim empty or unlinkable concepts $currentconcept = trim(strip_tags($concept->concept)); if (empty($currentconcept)) { unset($concepts[$key]); continue; } else { $concepts[$key]->concept = $currentconcept; } // Rule out any small integers. See bug 1446 $currentint = intval($currentconcept); if ($currentint && strval($currentint) == $currentconcept && $currentint < 1000) { unset($concepts[$key]); } } } if (empty($concepts)) { $nothingtodo = true; return $text; } usort($concepts, 'filter_glossary::sort_entries_by_length'); $strcategory = get_string('category', 'glossary'); // Loop through all the concepts, setting up our data structure for the filter $conceptlist = array(); // We will store all the concepts here foreach ($concepts as $concept) { $glossaryname = str_replace(':', '-', $glossaries[$concept->glossaryid]); if ($concept->category) { // Link to a category // TODO: Fix this string usage $title = strip_tags($glossaryname . ': ' . $strcategory . ' ' . $concept->concept); $href_tag_begin = '<a class="glossary autolink category glossaryid' . $concept->glossaryid . '" title="' . $title . '" ' . 'href="' . $CFG->wwwroot . '/mod/glossary/view.php?g=' . $concept->glossaryid . '&mode=cat&hook=' . $concept->id . '">'; } else { // Link to entry or alias if (!empty($concept->originalconcept)) { // We are dealing with an alias (so show and point to original) $title = str_replace('"', "'", strip_tags($glossaryname . ': ' . $concept->originalconcept)); $concept->id = $concept->entryid; } else { // This is an entry $title = str_replace('"', "'", strip_tags($glossaryname . ': ' . $concept->concept)); } // hardcoding dictionary format in the URL rather than defaulting // to the current glossary format which may not work in a popup. // for example "entry list" means the popup would only contain // a link that opens another popup. $link = new moodle_url('/mod/glossary/showentry.php', array('courseid' => $courseid, 'eid' => $concept->id, 'displayformat' => 'dictionary')); $attributes = array('href' => $link, 'title' => $title, 'class' => 'glossary autolink concept glossaryid' . $concept->glossaryid); // this flag is optionally set by resource_pluginfile() // if processing an embedded file use target to prevent getting nested Moodles if (isset($CFG->embeddedsoforcelinktarget) && $CFG->embeddedsoforcelinktarget) { $attributes['target'] = '_top'; } $href_tag_begin = html_writer::start_tag('a', $attributes); } $conceptlist[] = new filterobject($concept->concept, $href_tag_begin, '</a>', $concept->casesensitive, $concept->fullmatch); } $conceptlist = filter_remove_duplicates($conceptlist); if (empty($jsinitialised)) { // Add a JavaScript event to open popup's here. This only ever need to be // added once! $PAGE->requires->yui_module('moodle-filter_glossary-autolinker', 'M.filter_glossary.init_filter_autolinking', array(array('courseid' => $courseid))); $jsinitialised = true; } } if (!empty($GLOSSARY_EXCLUDECONCEPTS)) { $reducedconceptlist = array(); foreach ($conceptlist as $concept) { if (!in_array($concept->phrase, $GLOSSARY_EXCLUDECONCEPTS)) { $reducedconceptlist[] = $concept; } } return filter_phrases($text, $reducedconceptlist); } return filter_phrases($text, $conceptlist); // Actually search for concepts! }
/** * A small functional test of accesslib functions and classes. * @return void */ public function test_everything_in_accesslib() { global $USER, $SITE, $CFG, $DB, $ACCESSLIB_PRIVATE; $this->resetAfterTest(true); $generator = $this->getDataGenerator(); // Fill the site with some real data $testcategories = array(); $testcourses = array(); $testpages = array(); $testblocks = array(); $allroles = $DB->get_records_menu('role', array(), 'id', 'archetype, id'); $systemcontext = context_system::instance(); $frontpagecontext = context_course::instance(SITEID); // Add block to system context $bi = $generator->create_block('online_users'); context_block::instance($bi->id); $testblocks[] = $bi->id; // Some users $testusers = array(); for($i=0; $i<20; $i++) { $user = $generator->create_user(); $testusers[$i] = $user->id; $usercontext = context_user::instance($user->id); // Add block to user profile $bi = $generator->create_block('online_users', array('parentcontextid'=>$usercontext->id)); $testblocks[] = $bi->id; } // Deleted user - should be ignored everywhere, can not have context $generator->create_user(array('deleted'=>1)); // Add block to frontpage $bi = $generator->create_block('online_users', array('parentcontextid'=>$frontpagecontext->id)); $frontpageblockcontext = context_block::instance($bi->id); $testblocks[] = $bi->id; // Add a resource to frontpage $page = $generator->create_module('page', array('course'=>$SITE->id)); $testpages[] = $page->id; $frontpagepagecontext = context_module::instance($page->cmid); // Add block to frontpage resource $bi = $generator->create_block('online_users', array('parentcontextid'=>$frontpagepagecontext->id)); $frontpagepageblockcontext = context_block::instance($bi->id); $testblocks[] = $bi->id; // Some nested course categories with courses $manualenrol = enrol_get_plugin('manual'); $parentcat = 0; for($i=0; $i<5; $i++) { $cat = $generator->create_category(array('parent'=>$parentcat)); $testcategories[] = $cat->id; $catcontext = context_coursecat::instance($cat->id); $parentcat = $cat->id; if ($i >=4) { continue; } // Add resource to each category $bi = $generator->create_block('online_users', array('parentcontextid'=>$catcontext->id)); context_block::instance($bi->id); // Add a few courses to each category for($j=0; $j<6; $j++) { $course = $generator->create_course(array('category'=>$cat->id)); $testcourses[] = $course->id; $coursecontext = context_course::instance($course->id); if ($j >= 5) { continue; } // Add manual enrol instance $manualenrol->add_default_instance($DB->get_record('course', array('id'=>$course->id))); // Add block to each course $bi = $generator->create_block('online_users', array('parentcontextid'=>$coursecontext->id)); $testblocks[] = $bi->id; // Add a resource to each course $page = $generator->create_module('page', array('course'=>$course->id)); $testpages[] = $page->id; $modcontext = context_module::instance($page->cmid); // Add block to each module $bi = $generator->create_block('online_users', array('parentcontextid'=>$modcontext->id)); $testblocks[] = $bi->id; } } // Make sure all contexts were created properly $count = 1; //system $count += $DB->count_records('user', array('deleted'=>0)); $count += $DB->count_records('course_categories'); $count += $DB->count_records('course'); $count += $DB->count_records('course_modules'); $count += $DB->count_records('block_instances'); $this->assertEquals($DB->count_records('context'), $count); $this->assertEquals($DB->count_records('context', array('depth'=>0)), 0); $this->assertEquals($DB->count_records('context', array('path'=>NULL)), 0); // ====== context_helper::get_level_name() ================================ $levels = context_helper::get_all_levels(); foreach ($levels as $level=>$classname) { $name = context_helper::get_level_name($level); $this->assertFalse(empty($name)); } // ======= context::instance_by_id(), context_xxx::instance(); $context = context::instance_by_id($frontpagecontext->id); $this->assertSame($context->contextlevel, CONTEXT_COURSE); $this->assertFalse(context::instance_by_id(-1, IGNORE_MISSING)); try { context::instance_by_id(-1); $this->fail('exception expected'); } catch (Exception $e) { $this->assertTrue(true); } $this->assertTrue(context_system::instance() instanceof context_system); $this->assertTrue(context_coursecat::instance($testcategories[0]) instanceof context_coursecat); $this->assertTrue(context_course::instance($testcourses[0]) instanceof context_course); $this->assertTrue(context_module::instance($testpages[0]) instanceof context_module); $this->assertTrue(context_block::instance($testblocks[0]) instanceof context_block); $this->assertFalse(context_coursecat::instance(-1, IGNORE_MISSING)); $this->assertFalse(context_course::instance(-1, IGNORE_MISSING)); $this->assertFalse(context_module::instance(-1, IGNORE_MISSING)); $this->assertFalse(context_block::instance(-1, IGNORE_MISSING)); try { context_coursecat::instance(-1); $this->fail('exception expected'); } catch (Exception $e) { $this->assertTrue(true); } try { context_course::instance(-1); $this->fail('exception expected'); } catch (Exception $e) { $this->assertTrue(true); } try { context_module::instance(-1); $this->fail('exception expected'); } catch (Exception $e) { $this->assertTrue(true); } try { context_block::instance(-1); $this->fail('exception expected'); } catch (Exception $e) { $this->assertTrue(true); } // ======= $context->get_url(), $context->get_context_name(), $context->get_capabilities() ========= $testcontexts = array(); $testcontexts[CONTEXT_SYSTEM] = context_system::instance(); $testcontexts[CONTEXT_COURSECAT] = context_coursecat::instance($testcategories[0]); $testcontexts[CONTEXT_COURSE] = context_course::instance($testcourses[0]); $testcontexts[CONTEXT_MODULE] = context_module::instance($testpages[0]); $testcontexts[CONTEXT_BLOCK] = context_block::instance($testblocks[0]); foreach ($testcontexts as $context) { $name = $context->get_context_name(true, true); $this->assertFalse(empty($name)); $this->assertTrue($context->get_url() instanceof moodle_url); $caps = $context->get_capabilities(); $this->assertTrue(is_array($caps)); foreach ($caps as $cap) { $cap = (array)$cap; $this->assertSame(array_keys($cap), array('id', 'name', 'captype', 'contextlevel', 'component', 'riskbitmask')); } } unset($testcontexts); // ===== $context->get_course_context() ========================================= $this->assertFalse($systemcontext->get_course_context(false)); try { $systemcontext->get_course_context(); $this->fail('exception expected'); } catch (Exception $e) { $this->assertTrue(true); } $context = context_coursecat::instance($testcategories[0]); $this->assertFalse($context->get_course_context(false)); try { $context->get_course_context(); $this->fail('exception expected'); } catch (Exception $e) { $this->assertTrue(true); } $this->assertSame($frontpagecontext->get_course_context(true), $frontpagecontext); $this->assertSame($frontpagepagecontext->get_course_context(true), $frontpagecontext); $this->assertSame($frontpagepageblockcontext->get_course_context(true), $frontpagecontext); // ======= $context->get_parent_context(), $context->get_parent_contexts(), $context->get_parent_context_ids() ======= $userid = reset($testusers); $usercontext = context_user::instance($userid); $this->assertSame($usercontext->get_parent_context(), $systemcontext); $this->assertSame($usercontext->get_parent_contexts(), array($systemcontext->id=>$systemcontext)); $this->assertSame($usercontext->get_parent_contexts(true), array($usercontext->id=>$usercontext, $systemcontext->id=>$systemcontext)); $this->assertSame($systemcontext->get_parent_contexts(), array()); $this->assertSame($systemcontext->get_parent_contexts(true), array($systemcontext->id=>$systemcontext)); $this->assertSame($systemcontext->get_parent_context_ids(), array()); $this->assertSame($systemcontext->get_parent_context_ids(true), array($systemcontext->id)); $this->assertSame($frontpagecontext->get_parent_context(), $systemcontext); $this->assertSame($frontpagecontext->get_parent_contexts(), array($systemcontext->id=>$systemcontext)); $this->assertSame($frontpagecontext->get_parent_contexts(true), array($frontpagecontext->id=>$frontpagecontext, $systemcontext->id=>$systemcontext)); $this->assertSame($frontpagecontext->get_parent_context_ids(), array($systemcontext->id)); $this->assertEquals($frontpagecontext->get_parent_context_ids(true), array($frontpagecontext->id, $systemcontext->id)); $this->assertSame($systemcontext->get_parent_context(), false); $frontpagecontext = context_course::instance($SITE->id); $parent = $systemcontext; foreach ($testcategories as $catid) { $catcontext = context_coursecat::instance($catid); $this->assertSame($catcontext->get_parent_context(), $parent); $parent = $catcontext; } $this->assertSame($frontpagepagecontext->get_parent_context(), $frontpagecontext); $this->assertSame($frontpageblockcontext->get_parent_context(), $frontpagecontext); $this->assertSame($frontpagepageblockcontext->get_parent_context(), $frontpagepagecontext); // ====== $context->get_child_contexts() ================================ $CFG->debug = 0; $children = $systemcontext->get_child_contexts(); $CFG->debug = DEBUG_DEVELOPER; $this->assertEquals(count($children)+1, $DB->count_records('context')); $context = context_coursecat::instance($testcategories[3]); $children = $context->get_child_contexts(); $countcats = 0; $countcourses = 0; $countblocks = 0; foreach ($children as $child) { if ($child->contextlevel == CONTEXT_COURSECAT) { $countcats++; } if ($child->contextlevel == CONTEXT_COURSE) { $countcourses++; } if ($child->contextlevel == CONTEXT_BLOCK) { $countblocks++; } } $this->assertEquals(count($children), 8); $this->assertEquals($countcats, 1); $this->assertEquals($countcourses, 6); $this->assertEquals($countblocks, 1); $context = context_course::instance($testcourses[2]); $children = $context->get_child_contexts(); $this->assertEquals(count($children), 7); // depends on number of default blocks $context = context_module::instance($testpages[3]); $children = $context->get_child_contexts(); $this->assertEquals(count($children), 1); $context = context_block::instance($testblocks[1]); $children = $context->get_child_contexts(); $this->assertEquals(count($children), 0); unset($children); unset($countcats); unset($countcourses); unset($countblocks); // ======= context_helper::reset_caches() ============================ context_helper::reset_caches(); $this->assertEquals(context_inspection::test_context_cache_size(), 0); context_course::instance($SITE->id); $this->assertEquals(context_inspection::test_context_cache_size(), 1); // ======= context preloading ======================================== context_helper::reset_caches(); $sql = "SELECT ".context_helper::get_preload_record_columns_sql('c')." FROM {context} c WHERE c.contextlevel <> ".CONTEXT_SYSTEM; $records = $DB->get_records_sql($sql); $firstrecord = reset($records); $columns = context_helper::get_preload_record_columns('c'); $firstrecord = (array)$firstrecord; $this->assertSame(array_keys($firstrecord), array_values($columns)); context_helper::reset_caches(); foreach ($records as $record) { context_helper::preload_from_record($record); $this->assertEquals($record, new stdClass()); } $this->assertEquals(context_inspection::test_context_cache_size(), count($records)); unset($records); unset($columns); context_helper::reset_caches(); context_helper::preload_course($SITE->id); $this->assertEquals(7, context_inspection::test_context_cache_size()); // depends on number of default blocks // ====== assign_capability(), unassign_capability() ==================== $rc = $DB->get_record('role_capabilities', array('contextid'=>$frontpagecontext->id, 'roleid'=>$allroles['teacher'], 'capability'=>'moodle/site:accessallgroups')); $this->assertFalse($rc); assign_capability('moodle/site:accessallgroups', CAP_ALLOW, $allroles['teacher'], $frontpagecontext->id); $rc = $DB->get_record('role_capabilities', array('contextid'=>$frontpagecontext->id, 'roleid'=>$allroles['teacher'], 'capability'=>'moodle/site:accessallgroups')); $this->assertEquals($rc->permission, CAP_ALLOW); assign_capability('moodle/site:accessallgroups', CAP_PREVENT, $allroles['teacher'], $frontpagecontext->id); $rc = $DB->get_record('role_capabilities', array('contextid'=>$frontpagecontext->id, 'roleid'=>$allroles['teacher'], 'capability'=>'moodle/site:accessallgroups')); $this->assertEquals($rc->permission, CAP_ALLOW); assign_capability('moodle/site:accessallgroups', CAP_PREVENT, $allroles['teacher'], $frontpagecontext, true); $rc = $DB->get_record('role_capabilities', array('contextid'=>$frontpagecontext->id, 'roleid'=>$allroles['teacher'], 'capability'=>'moodle/site:accessallgroups')); $this->assertEquals($rc->permission, CAP_PREVENT); assign_capability('moodle/site:accessallgroups', CAP_INHERIT, $allroles['teacher'], $frontpagecontext); $rc = $DB->get_record('role_capabilities', array('contextid'=>$frontpagecontext->id, 'roleid'=>$allroles['teacher'], 'capability'=>'moodle/site:accessallgroups')); $this->assertFalse($rc); assign_capability('moodle/site:accessallgroups', CAP_ALLOW, $allroles['teacher'], $frontpagecontext); unassign_capability('moodle/site:accessallgroups', $allroles['teacher'], $frontpagecontext, true); $rc = $DB->get_record('role_capabilities', array('contextid'=>$frontpagecontext->id, 'roleid'=>$allroles['teacher'], 'capability'=>'moodle/site:accessallgroups')); $this->assertFalse($rc); unassign_capability('moodle/site:accessallgroups', $allroles['teacher'], $frontpagecontext->id, true); unset($rc); accesslib_clear_all_caches(false); // must be done after assign_capability() // ======= role_assign(), role_unassign(), role_unassign_all() ============== $context = context_course::instance($testcourses[1]); $this->assertEquals($DB->count_records('role_assignments', array('contextid'=>$context->id)), 0); role_assign($allroles['teacher'], $testusers[1], $context->id); role_assign($allroles['teacher'], $testusers[2], $context->id); role_assign($allroles['manager'], $testusers[1], $context->id); $this->assertEquals($DB->count_records('role_assignments', array('contextid'=>$context->id)), 3); role_unassign($allroles['teacher'], $testusers[1], $context->id); $this->assertEquals($DB->count_records('role_assignments', array('contextid'=>$context->id)), 2); role_unassign_all(array('contextid'=>$context->id)); $this->assertEquals($DB->count_records('role_assignments', array('contextid'=>$context->id)), 0); unset($context); accesslib_clear_all_caches(false); // just in case // ====== has_capability(), get_users_by_capability(), role_switch(), reload_all_capabilities() and friends ======================== $adminid = get_admin()->id; $guestid = $CFG->siteguest; // Enrol some users into some courses $course1 = $DB->get_record('course', array('id'=>$testcourses[22]), '*', MUST_EXIST); $course2 = $DB->get_record('course', array('id'=>$testcourses[7]), '*', MUST_EXIST); $cms = $DB->get_records('course_modules', array('course'=>$course1->id), 'id'); $cm1 = reset($cms); $blocks = $DB->get_records('block_instances', array('parentcontextid'=>context_module::instance($cm1->id)->id), 'id'); $block1 = reset($blocks); $instance1 = $DB->get_record('enrol', array('enrol'=>'manual', 'courseid'=>$course1->id)); $instance2 = $DB->get_record('enrol', array('enrol'=>'manual', 'courseid'=>$course2->id)); for($i=0; $i<9; $i++) { $manualenrol->enrol_user($instance1, $testusers[$i], $allroles['student']); } $manualenrol->enrol_user($instance1, $testusers[8], $allroles['teacher']); $manualenrol->enrol_user($instance1, $testusers[9], $allroles['editingteacher']); for($i=10; $i<15; $i++) { $manualenrol->enrol_user($instance2, $testusers[$i], $allroles['student']); } $manualenrol->enrol_user($instance2, $testusers[15], $allroles['editingteacher']); // Add tons of role assignments - the more the better role_assign($allroles['coursecreator'], $testusers[11], context_coursecat::instance($testcategories[2])); role_assign($allroles['manager'], $testusers[12], context_coursecat::instance($testcategories[1])); role_assign($allroles['student'], $testusers[9], context_module::instance($cm1->id)); role_assign($allroles['teacher'], $testusers[8], context_module::instance($cm1->id)); role_assign($allroles['guest'], $testusers[13], context_course::instance($course1->id)); role_assign($allroles['teacher'], $testusers[7], context_block::instance($block1->id)); role_assign($allroles['manager'], $testusers[9], context_block::instance($block1->id)); role_assign($allroles['editingteacher'], $testusers[9], context_course::instance($course1->id)); role_assign($allroles['teacher'], $adminid, context_course::instance($course1->id)); role_assign($allroles['editingteacher'], $adminid, context_block::instance($block1->id)); // Add tons of overrides - the more the better assign_capability('moodle/site:accessallgroups', CAP_ALLOW, $CFG->defaultuserroleid, $frontpageblockcontext, true); assign_capability('moodle/site:accessallgroups', CAP_ALLOW, $CFG->defaultfrontpageroleid, $frontpageblockcontext, true); assign_capability('moodle/block:view', CAP_PROHIBIT, $allroles['guest'], $frontpageblockcontext, true); assign_capability('block/online_users:viewlist', CAP_PREVENT, $allroles['user'], $frontpageblockcontext, true); assign_capability('block/online_users:viewlist', CAP_PREVENT, $allroles['student'], $frontpageblockcontext, true); assign_capability('moodle/site:accessallgroups', CAP_PREVENT, $CFG->defaultuserroleid, $frontpagepagecontext, true); assign_capability('moodle/site:accessallgroups', CAP_ALLOW, $CFG->defaultfrontpageroleid, $frontpagepagecontext, true); assign_capability('mod/page:view', CAP_PREVENT, $allroles['guest'], $frontpagepagecontext, true); assign_capability('mod/page:view', CAP_ALLOW, $allroles['user'], $frontpagepagecontext, true); assign_capability('moodle/page:view', CAP_ALLOW, $allroles['student'], $frontpagepagecontext, true); assign_capability('moodle/site:accessallgroups', CAP_ALLOW, $CFG->defaultuserroleid, $frontpagecontext, true); assign_capability('moodle/site:accessallgroups', CAP_ALLOW, $CFG->defaultfrontpageroleid, $frontpagecontext, true); assign_capability('mod/page:view', CAP_ALLOW, $allroles['guest'], $frontpagecontext, true); assign_capability('mod/page:view', CAP_PROHIBIT, $allroles['user'], $frontpagecontext, true); assign_capability('mod/page:view', CAP_PREVENT, $allroles['guest'], $systemcontext, true); accesslib_clear_all_caches(false); // must be done after assign_capability() // Extra tests for guests and not-logged-in users because they can not be verified by cross checking // with get_users_by_capability() where they are ignored $this->assertFalse(has_capability('moodle/block:view', $frontpageblockcontext, $guestid)); $this->assertFalse(has_capability('mod/page:view', $frontpagepagecontext, $guestid)); $this->assertTrue(has_capability('mod/page:view', $frontpagecontext, $guestid)); $this->assertFalse(has_capability('mod/page:view', $systemcontext, $guestid)); $this->assertFalse(has_capability('moodle/block:view', $frontpageblockcontext, 0)); $this->assertFalse(has_capability('mod/page:view', $frontpagepagecontext, 0)); $this->assertTrue(has_capability('mod/page:view', $frontpagecontext, 0)); $this->assertFalse(has_capability('mod/page:view', $systemcontext, 0)); $this->assertFalse(has_capability('moodle/course:create', $systemcontext, $testusers[11])); $this->assertTrue(has_capability('moodle/course:create', context_coursecat::instance($testcategories[2]), $testusers[11])); $this->assertFalse(has_capability('moodle/course:create', context_course::instance($testcourses[1]), $testusers[11])); $this->assertTrue(has_capability('moodle/course:create', context_course::instance($testcourses[19]), $testusers[11])); $this->assertFalse(has_capability('moodle/course:update', context_course::instance($testcourses[1]), $testusers[9])); $this->assertFalse(has_capability('moodle/course:update', context_course::instance($testcourses[19]), $testusers[9])); $this->assertFalse(has_capability('moodle/course:update', $systemcontext, $testusers[9])); // Test the list of enrolled users $coursecontext = context_course::instance($course1->id); $enrolled = get_enrolled_users($coursecontext); $this->assertEquals(count($enrolled), 10); for($i=0; $i<10; $i++) { $this->assertTrue(isset($enrolled[$testusers[$i]])); } $enrolled = get_enrolled_users($coursecontext, 'moodle/course:update'); $this->assertEquals(count($enrolled), 1); $this->assertTrue(isset($enrolled[$testusers[9]])); unset($enrolled); // role switching $userid = $testusers[9]; $USER = $DB->get_record('user', array('id'=>$userid)); load_all_capabilities(); $coursecontext = context_course::instance($course1->id); $this->assertTrue(has_capability('moodle/course:update', $coursecontext)); $this->assertFalse(is_role_switched($course1->id)); role_switch($allroles['student'], $coursecontext); $this->assertTrue(is_role_switched($course1->id)); $this->assertEquals($USER->access['rsw'][$coursecontext->path], $allroles['student']); $this->assertFalse(has_capability('moodle/course:update', $coursecontext)); reload_all_capabilities(); $this->assertFalse(has_capability('moodle/course:update', $coursecontext)); role_switch(0, $coursecontext); $this->assertTrue(has_capability('moodle/course:update', $coursecontext)); $userid = $adminid; $USER = $DB->get_record('user', array('id'=>$userid)); load_all_capabilities(); $coursecontext = context_course::instance($course1->id); $blockcontext = context_block::instance($block1->id); $this->assertTrue(has_capability('moodle/course:update', $blockcontext)); role_switch($allroles['student'], $coursecontext); $this->assertEquals($USER->access['rsw'][$coursecontext->path], $allroles['student']); $this->assertFalse(has_capability('moodle/course:update', $blockcontext)); reload_all_capabilities(); $this->assertFalse(has_capability('moodle/course:update', $blockcontext)); load_all_capabilities(); $this->assertTrue(has_capability('moodle/course:update', $blockcontext)); // temp course role for enrol $DB->delete_records('cache_flags', array()); // this prevents problem with dirty contexts immediately resetting the temp role - this is a known problem... $userid = $testusers[5]; $roleid = $allroles['editingteacher']; $USER = $DB->get_record('user', array('id'=>$userid)); load_all_capabilities(); $coursecontext = context_course::instance($course1->id); $this->assertFalse(has_capability('moodle/course:update', $coursecontext)); $this->assertFalse(isset($USER->access['ra'][$coursecontext->path][$roleid])); load_temp_course_role($coursecontext, $roleid); $this->assertEquals($USER->access['ra'][$coursecontext->path][$roleid], $roleid); $this->assertTrue(has_capability('moodle/course:update', $coursecontext)); remove_temp_course_roles($coursecontext); $this->assertFalse(has_capability('moodle/course:update', $coursecontext, $userid)); load_temp_course_role($coursecontext, $roleid); reload_all_capabilities(); $this->assertFalse(has_capability('moodle/course:update', $coursecontext, $userid)); $USER = new stdClass(); $USER->id = 0; // Now cross check has_capability() with get_users_by_capability(), each using different code paths, // they have to be kept in sync, usually only one of them breaks, so we know when something is wrong, // at the same time validate extra restrictions (guest read only no risks, admin exception, non existent and deleted users) $contexts = $DB->get_records('context', array(), 'id'); $contexts = array_values($contexts); $capabilities = $DB->get_records('capabilities', array(), 'id'); $capabilities = array_values($capabilities); $roles = array($allroles['guest'], $allroles['user'], $allroles['teacher'], $allroles['editingteacher'], $allroles['coursecreator'], $allroles['manager']); $userids = array_values($testusers); $userids[] = get_admin()->id; if (!PHPUNIT_LONGTEST) { $contexts = array_slice($contexts, 0, 10); $capabilities = array_slice($capabilities, 0, 5); $userids = array_slice($userids, 0, 5); } // Random time! //srand(666); foreach($userids as $userid) { // no guest or deleted // each user gets 0-10 random roles $rcount = rand(0, 10); for($j=0; $j<$rcount; $j++) { $roleid = $roles[rand(0, count($roles)-1)]; $contextid = $contexts[rand(0, count($contexts)-1)]->id; role_assign($roleid, $userid, $contextid); } } $permissions = array(CAP_ALLOW, CAP_PREVENT, CAP_INHERIT, CAP_PREVENT); $maxoverrides = count($contexts)*10; for($j=0; $j<$maxoverrides; $j++) { $roleid = $roles[rand(0, count($roles)-1)]; $contextid = $contexts[rand(0, count($contexts)-1)]->id; $permission = $permissions[rand(0,count($permissions)-1)]; $capname = $capabilities[rand(0, count($capabilities)-1)]->name; assign_capability($capname, $permission, $roleid, $contextid, true); } unset($permissions); unset($roles); accesslib_clear_all_caches(false); // must be done after assign_capability() // Test time - let's set up some real user, just in case the logic for USER affects the others... $USER = $DB->get_record('user', array('id'=>$testusers[3])); load_all_capabilities(); $userids[] = $CFG->siteguest; $userids[] = 0; // not-logged-in user $userids[] = -1; // non-existent user foreach ($contexts as $crecord) { $context = context::instance_by_id($crecord->id); if ($coursecontext = $context->get_course_context(false)) { $enrolled = get_enrolled_users($context); } else { $enrolled = array(); } foreach ($capabilities as $cap) { $allowed = get_users_by_capability($context, $cap->name, 'u.id, u.username'); if ($enrolled) { $enrolledwithcap = get_enrolled_users($context, $cap->name); } else { $enrolledwithcap = array(); } foreach ($userids as $userid) { if ($userid == 0 or isguestuser($userid)) { if ($userid == 0) { $CFG->forcelogin = true; $this->assertFalse(has_capability($cap->name, $context, $userid)); unset($CFG->forcelogin); } if (($cap->captype === 'write') or ($cap->riskbitmask & (RISK_XSS | RISK_CONFIG | RISK_DATALOSS))) { $this->assertFalse(has_capability($cap->name, $context, $userid)); } $this->assertFalse(isset($allowed[$userid])); } else { if (is_siteadmin($userid)) { $this->assertTrue(has_capability($cap->name, $context, $userid, true)); } $hascap = has_capability($cap->name, $context, $userid, false); $this->assertSame($hascap, isset($allowed[$userid]), "Capability result mismatch user:$userid, context:$context->id, $cap->name, hascap: ".(int)$hascap." "); if (isset($enrolled[$userid])) { $this->assertSame(isset($allowed[$userid]), isset($enrolledwithcap[$userid]), "Enrolment with capability result mismatch user:$userid, context:$context->id, $cap->name, hascap: ".(int)$hascap." "); } } } } } // Back to nobody $USER = new stdClass(); $USER->id = 0; unset($contexts); unset($userids); unset($capabilities); // Now let's do all the remaining tests that break our carefully prepared fake site // ======= $context->mark_dirty() ======================================= $DB->delete_records('cache_flags', array()); accesslib_clear_all_caches(false); $systemcontext->mark_dirty(); $dirty = get_cache_flags('accesslib/dirtycontexts', time()-2); $this->assertTrue(isset($dirty[$systemcontext->path])); $this->assertTrue(isset($ACCESSLIB_PRIVATE->dirtycontexts[$systemcontext->path])); // ======= $context->reload_if_dirty(); ================================= $DB->delete_records('cache_flags', array()); accesslib_clear_all_caches(false); load_all_capabilities(); $context = context_course::instance($testcourses[2]); $page = $DB->get_record('page', array('course'=>$testcourses[2])); $pagecontext = context_module::instance($page->id); $context->mark_dirty(); $this->assertTrue(isset($ACCESSLIB_PRIVATE->dirtycontexts[$context->path])); $USER->access['test'] = true; $context->reload_if_dirty(); $this->assertFalse(isset($USER->access['test'])); $context->mark_dirty(); $this->assertTrue(isset($ACCESSLIB_PRIVATE->dirtycontexts[$context->path])); $USER->access['test'] = true; $pagecontext->reload_if_dirty(); $this->assertFalse(isset($USER->access['test'])); // ======= context_helper::build_all_paths() ============================ $oldcontexts = $DB->get_records('context', array(), 'id'); $DB->set_field_select('context', 'path', NULL, "contextlevel <> ".CONTEXT_SYSTEM); $DB->set_field_select('context', 'depth', 0, "contextlevel <> ".CONTEXT_SYSTEM); context_helper::build_all_paths(); $newcontexts = $DB->get_records('context', array(), 'id'); $this->assertEquals($oldcontexts, $newcontexts); unset($oldcontexts); unset($newcontexts); // ======= $context->reset_paths() ====================================== $context = context_course::instance($testcourses[2]); $children = $context->get_child_contexts(); $context->reset_paths(false); $this->assertSame($DB->get_field('context', 'path', array('id'=>$context->id)), NULL); $this->assertEquals($DB->get_field('context', 'depth', array('id'=>$context->id)), 0); foreach ($children as $child) { $this->assertSame($DB->get_field('context', 'path', array('id'=>$child->id)), NULL); $this->assertEquals($DB->get_field('context', 'depth', array('id'=>$child->id)), 0); } $this->assertEquals(count($children)+1, $DB->count_records('context', array('depth'=>0))); $this->assertEquals(count($children)+1, $DB->count_records('context', array('path'=>NULL))); $context = context_course::instance($testcourses[2]); $context->reset_paths(true); $context = context_course::instance($testcourses[2]); $this->assertEquals($DB->get_field('context', 'path', array('id'=>$context->id)), $context->path); $this->assertEquals($DB->get_field('context', 'depth', array('id'=>$context->id)), $context->depth); $this->assertEquals(0, $DB->count_records('context', array('depth'=>0))); $this->assertEquals(0, $DB->count_records('context', array('path'=>NULL))); // ====== $context->update_moved(); ====================================== accesslib_clear_all_caches(false); $DB->delete_records('cache_flags', array()); $course = $DB->get_record('course', array('id'=>$testcourses[0])); $context = context_course::instance($course->id); $oldpath = $context->path; $miscid = $DB->get_field_sql("SELECT MIN(id) FROM {course_categories}"); $categorycontext = context_coursecat::instance($miscid); $course->category = $miscid; $DB->update_record('course', $course); $context->update_moved($categorycontext); $context = context_course::instance($course->id); $this->assertEquals($context->get_parent_context(), $categorycontext); $dirty = get_cache_flags('accesslib/dirtycontexts', time()-2); $this->assertTrue(isset($dirty[$oldpath])); $this->assertTrue(isset($dirty[$context->path])); // ====== $context->delete_content() ===================================== context_helper::reset_caches(); $context = context_module::instance($testpages[3]); $this->assertTrue($DB->record_exists('context', array('id'=>$context->id))); $this->assertEquals(1, $DB->count_records('block_instances', array('parentcontextid'=>$context->id))); $context->delete_content(); $this->assertTrue($DB->record_exists('context', array('id'=>$context->id))); $this->assertEquals(0, $DB->count_records('block_instances', array('parentcontextid'=>$context->id))); // ====== $context->delete() ============================= context_helper::reset_caches(); $context = context_module::instance($testpages[4]); $this->assertTrue($DB->record_exists('context', array('id'=>$context->id))); $this->assertEquals(1, $DB->count_records('block_instances', array('parentcontextid'=>$context->id))); $bi = $DB->get_record('block_instances', array('parentcontextid'=>$context->id)); $bicontext = context_block::instance($bi->id); $DB->delete_records('cache_flags', array()); $context->delete(); // should delete also linked blocks $dirty = get_cache_flags('accesslib/dirtycontexts', time()-2); $this->assertTrue(isset($dirty[$context->path])); $this->assertFalse($DB->record_exists('context', array('id'=>$context->id))); $this->assertFalse($DB->record_exists('context', array('id'=>$bicontext->id))); $this->assertFalse($DB->record_exists('context', array('contextlevel'=>CONTEXT_MODULE, 'instanceid'=>$testpages[4]))); $this->assertFalse($DB->record_exists('context', array('contextlevel'=>CONTEXT_BLOCK, 'instanceid'=>$bi->id))); $this->assertEquals(0, $DB->count_records('block_instances', array('parentcontextid'=>$context->id))); context_module::instance($testpages[4]); // ====== context_helper::delete_instance() ============================= context_helper::reset_caches(); $lastcourse = array_pop($testcourses); $this->assertTrue($DB->record_exists('context', array('contextlevel'=>CONTEXT_COURSE, 'instanceid'=>$lastcourse))); $coursecontext = context_course::instance($lastcourse); $this->assertEquals(context_inspection::test_context_cache_size(), 1); $this->assertFalse($coursecontext->instanceid == CONTEXT_COURSE); $DB->delete_records('cache_flags', array()); context_helper::delete_instance(CONTEXT_COURSE, $lastcourse); $dirty = get_cache_flags('accesslib/dirtycontexts', time()-2); $this->assertTrue(isset($dirty[$coursecontext->path])); $this->assertEquals(context_inspection::test_context_cache_size(), 0); $this->assertFalse($DB->record_exists('context', array('contextlevel'=>CONTEXT_COURSE, 'instanceid'=>$lastcourse))); context_course::instance($lastcourse); // ======= context_helper::create_instances() ========================== $prevcount = $DB->count_records('context'); $DB->delete_records('context', array('contextlevel'=>CONTEXT_BLOCK)); context_helper::create_instances(null, true); $this->assertSame($DB->count_records('context'), $prevcount); $this->assertEquals($DB->count_records('context', array('depth'=>0)), 0); $this->assertEquals($DB->count_records('context', array('path'=>NULL)), 0); $DB->delete_records('context', array('contextlevel'=>CONTEXT_BLOCK)); $DB->delete_records('block_instances', array()); $prevcount = $DB->count_records('context'); $DB->delete_records_select('context', 'contextlevel <> '.CONTEXT_SYSTEM); context_helper::create_instances(null, true); $this->assertSame($DB->count_records('context'), $prevcount); $this->assertEquals($DB->count_records('context', array('depth'=>0)), 0); $this->assertEquals($DB->count_records('context', array('path'=>NULL)), 0); // ======= context_helper::cleanup_instances() ========================== $lastcourse = $DB->get_field_sql("SELECT MAX(id) FROM {course}"); $DB->delete_records('course', array('id'=>$lastcourse)); $lastcategory = $DB->get_field_sql("SELECT MAX(id) FROM {course_categories}"); $DB->delete_records('course_categories', array('id'=>$lastcategory)); $lastuser = $DB->get_field_sql("SELECT MAX(id) FROM {user} WHERE deleted=0"); $DB->delete_records('user', array('id'=>$lastuser)); $DB->delete_records('block_instances', array('parentcontextid'=>$frontpagepagecontext->id)); $DB->delete_records('course_modules', array('id'=>$frontpagepagecontext->instanceid)); context_helper::cleanup_instances(); $count = 1; //system $count += $DB->count_records('user', array('deleted'=>0)); $count += $DB->count_records('course_categories'); $count += $DB->count_records('course'); $count += $DB->count_records('course_modules'); $count += $DB->count_records('block_instances'); $this->assertEquals($DB->count_records('context'), $count); // ======= context cache size restrictions ============================== $testusers= array(); for ($i=0; $i<CONTEXT_CACHE_MAX_SIZE + 100; $i++) { $user = $generator->create_user(); $testusers[$i] = $user->id; } context_helper::create_instances(null, true); context_helper::reset_caches(); for ($i=0; $i<CONTEXT_CACHE_MAX_SIZE + 100; $i++) { context_user::instance($testusers[$i]); if ($i == CONTEXT_CACHE_MAX_SIZE - 1) { $this->assertEquals(context_inspection::test_context_cache_size(), CONTEXT_CACHE_MAX_SIZE); } else if ($i == CONTEXT_CACHE_MAX_SIZE) { // once the limit is reached roughly 1/3 of records should be removed from cache $this->assertEquals(context_inspection::test_context_cache_size(), (int)(CONTEXT_CACHE_MAX_SIZE * (2/3) +102)); } } // We keep the first 100 cached $prevsize = context_inspection::test_context_cache_size(); for ($i=0; $i<100; $i++) { context_user::instance($testusers[$i]); $this->assertEquals(context_inspection::test_context_cache_size(), $prevsize); } context_user::instance($testusers[102]); $this->assertEquals(context_inspection::test_context_cache_size(), $prevsize+1); unset($testusers); // ================================================================= // ======= basic test of legacy functions ========================== // ================================================================= // note: watch out, the fake site might be pretty borked already $this->assertSame(get_system_context(), context_system::instance()); foreach ($DB->get_records('context') as $contextid=>$record) { $context = context::instance_by_id($contextid); $this->assertSame(get_context_instance_by_id($contextid), $context); $this->assertSame(get_context_instance($record->contextlevel, $record->instanceid), $context); $this->assertSame(get_parent_contexts($context), $context->get_parent_context_ids()); if ($context->id == SYSCONTEXTID) { $this->assertSame(get_parent_contextid($context), false); } else { $this->assertSame(get_parent_contextid($context), $context->get_parent_context()->id); } } $CFG->debug = 0; $children = get_child_contexts($systemcontext); $CFG->debug = DEBUG_DEVELOPER; $this->assertEquals(count($children), $DB->count_records('context')-1); unset($children); $DB->delete_records('context', array('contextlevel'=>CONTEXT_BLOCK)); create_contexts(); $this->assertFalse($DB->record_exists('context', array('contextlevel'=>CONTEXT_BLOCK))); $DB->set_field('context', 'depth', 0, array('contextlevel'=>CONTEXT_BLOCK)); build_context_path(); $this->assertFalse($DB->record_exists('context', array('depth'=>0))); $lastcourse = $DB->get_field_sql("SELECT MAX(id) FROM {course}"); $DB->delete_records('course', array('id'=>$lastcourse)); $lastcategory = $DB->get_field_sql("SELECT MAX(id) FROM {course_categories}"); $DB->delete_records('course_categories', array('id'=>$lastcategory)); $lastuser = $DB->get_field_sql("SELECT MAX(id) FROM {user} WHERE deleted=0"); $DB->delete_records('user', array('id'=>$lastuser)); $DB->delete_records('block_instances', array('parentcontextid'=>$frontpagepagecontext->id)); $DB->delete_records('course_modules', array('id'=>$frontpagepagecontext->instanceid)); cleanup_contexts(); $count = 1; //system $count += $DB->count_records('user', array('deleted'=>0)); $count += $DB->count_records('course_categories'); $count += $DB->count_records('course'); $count += $DB->count_records('course_modules'); $count += $DB->count_records('block_instances'); $this->assertEquals($DB->count_records('context'), $count); context_helper::reset_caches(); preload_course_contexts($SITE->id); $this->assertEquals(context_inspection::test_context_cache_size(), 1); context_helper::reset_caches(); list($select, $join) = context_instance_preload_sql('c.id', CONTEXT_COURSECAT, 'ctx'); $sql = "SELECT c.id $select FROM {course_categories} c $join"; $records = $DB->get_records_sql($sql); foreach ($records as $record) { context_instance_preload($record); $record = (array)$record; $this->assertEquals(1, count($record)); // only id left } $this->assertEquals(count($records), context_inspection::test_context_cache_size()); accesslib_clear_all_caches(true); $DB->delete_records('cache_flags', array()); mark_context_dirty($systemcontext->path); $dirty = get_cache_flags('accesslib/dirtycontexts', time()-2); $this->assertTrue(isset($dirty[$systemcontext->path])); accesslib_clear_all_caches(false); $DB->delete_records('cache_flags', array()); $course = $DB->get_record('course', array('id'=>$testcourses[2])); $context = get_context_instance(CONTEXT_COURSE, $course->id); $oldpath = $context->path; $miscid = $DB->get_field_sql("SELECT MIN(id) FROM {course_categories}"); $categorycontext = context_coursecat::instance($miscid); $course->category = $miscid; $DB->update_record('course', $course); context_moved($context, $categorycontext); $context = get_context_instance(CONTEXT_COURSE, $course->id); $this->assertEquals($context->get_parent_context(), $categorycontext); $this->assertTrue($DB->record_exists('context', array('contextlevel'=>CONTEXT_COURSE, 'instanceid'=>$testcourses[2]))); delete_context(CONTEXT_COURSE, $testcourses[2]); $this->assertFalse($DB->record_exists('context', array('contextlevel'=>CONTEXT_COURSE, 'instanceid'=>$testcourses[2]))); $name = get_contextlevel_name(CONTEXT_COURSE); $this->assertFalse(empty($name)); $context = get_context_instance(CONTEXT_COURSE, $testcourses[2]); $name = print_context_name($context); $this->assertFalse(empty($name)); $url = get_context_url($coursecontext); $this->assertFalse($url instanceof modole_url); $page = $DB->get_record('page', array('id'=>$testpages[7])); $context = get_context_instance(CONTEXT_MODULE, $page->id); $coursecontext = get_course_context($context); $this->assertEquals($coursecontext->contextlevel, CONTEXT_COURSE); $this->assertEquals(get_courseid_from_context($context), $page->course); $caps = fetch_context_capabilities($systemcontext); $this->assertTrue(is_array($caps)); unset($caps); }
public function filter($text, array $options = array()) { global $CFG, $DB; // Trivial-cache - keyed on $cachedcontextid static $cachedcontextid; static $contentlist; static $nothingtodo; // Try to get current course if (!($courseid = get_courseid_from_context($this->context))) { $courseid = 0; } // Initialise/invalidate our trivial cache if dealing with a different context if (!isset($cachedcontextid) || $cachedcontextid !== $this->context->id) { $cachedcontextid = $this->context->id; $contentlist = array(); $nothingtodo = false; } if ($nothingtodo === true) { return $text; } // Create a list of all the resources to search for. It may be cached already. if (empty($contentlist)) { $coursestosearch = $courseid ? array($courseid) : array(); // Add courseid if found if (get_site()->id != $courseid) { // Add siteid if was not courseid $coursestosearch[] = get_site()->id; } // We look for text field contents only if have autolink enabled (param1) list($coursesql, $params) = $DB->get_in_or_equal($coursestosearch); $sql = 'SELECT dc.id AS contentid, dr.id AS recordid, dc.content AS content, d.id AS dataid FROM {data} d JOIN {data_fields} df ON df.dataid = d.id JOIN {data_records} dr ON dr.dataid = d.id JOIN {data_content} dc ON dc.fieldid = df.id AND dc.recordid = dr.id WHERE d.course ' . $coursesql . ' AND df.type = \'text\' AND ' . $DB->sql_compare_text('df.param1', 1) . " = '1'"; if (!($contents = $DB->get_records_sql($sql, $params))) { $nothingtodo = true; return $text; } foreach ($contents as $key => $content) { // Trim empty or unlinkable concepts $currentcontent = trim(strip_tags($content->content)); if (empty($currentcontent)) { unset($contents[$key]); continue; } else { $contents[$key]->content = $currentcontent; } // Rule out any small integers. See bug 1446 $currentint = intval($currentcontent); if ($currentint && strval($currentint) == $currentcontent && $currentint < 1000) { unset($contents[$key]); } } if (empty($contents)) { $nothingtodo = true; return $text; } usort($contents, 'filter_data::sort_entries_by_length'); foreach ($contents as $content) { $href_tag_begin = '<a class="data autolink dataid' . $content->dataid . '" title="' . $content->content . '" ' . 'href="' . $CFG->wwwroot . '/mod/data/view.php?d=' . $content->dataid . '&rid=' . $content->recordid . '">'; $contentlist[] = new filterobject($content->content, $href_tag_begin, '</a>', false, true); } $contentlist = filter_remove_duplicates($contentlist); // Clean dupes } return filter_phrases($text, $contentlist); // Look for all these links in the text }
/** * Returns current course id or null if outside of course based on context parameter. * @param object $context * @return int|bool related course id or false */ function get_courseid_from_context($context) { if (empty($context->contextlevel)) { debugging('Invalid context object specified in get_courseid_from_context() call'); return false; } if ($context->contextlevel == CONTEXT_COURSE) { return $context->instanceid; } if ($context->contextlevel < CONTEXT_COURSE) { return false; } if ($context->contextlevel == CONTEXT_MODULE) { $parentcontexts = get_parent_contexts($context, false); $parent = reset($parentcontexts); $parent = get_context_instance_by_id($parent); return $parent->instanceid; } if ($context->contextlevel == CONTEXT_BLOCK) { $parentcontexts = get_parent_contexts($context, false); $parent = reset($parentcontexts); return get_courseid_from_context(get_context_instance_by_id($parent)); } return false; }
/** * A small functional test of accesslib functions and classes. */ public function test_everything_in_accesslib() { global $USER, $SITE, $CFG, $DB, $ACCESSLIB_PRIVATE; // First of all finalize the session, we must not carry over any of this mess to the next page via SESSION!!! session_get_instance()->write_close(); // hack - this is going to take very long time set_time_limit(3600); // Get rid of current user that would not work anyway, // do NOT even think about using $this->switch_global_user_id()! if (!isset($this->accesslibprevuser)) { $this->accesslibprevuser = clone $USER; $USER = new stdClass(); $USER->id = 0; } // Backup $SITE global if (!isset($this->accesslibprevsite)) { $this->accesslibprevsite = $SITE; } // Switch DB, if it somehow fails or you specified wrong unittest prefix it will nuke real data, you have been warned! $this->switch_to_test_db(); // Let's switch the CFG $prevcfg = clone $CFG; $this->switch_to_test_cfg(); $CFG->config_php_settings = $prevcfg->config_php_settings; $CFG->noemailever = true; $CFG->admin = $prevcfg->admin; $CFG->lang = 'en'; $CFG->tempdir = $prevcfg->tempdir; $CFG->cachedir = $prevcfg->cachedir; $CFG->directorypermissions = $prevcfg->directorypermissions; $CFG->filepermissions = $prevcfg->filepermissions; // Reset all caches accesslib_clear_all_caches_for_unit_testing(); // Add some core tables - this is known to break constantly because we keep adding dependencies... $tablenames = array('config', 'config_plugins', 'modules', 'course', 'course_modules', 'course_sections', 'course_categories', 'mnet_host', 'mnet_application', 'capabilities', 'context', 'context_temp', 'role', 'role_capabilities', 'role_allow_switch', 'license', 'my_pages', 'block', 'block_instances', 'block_positions', 'role_allow_assign', 'role_allow_override', 'role_assignments', 'role_context_levels', 'enrol', 'user_enrolments', 'filter_active', 'filter_config', 'comments', 'user', 'groups_members', 'cache_flags', 'events_handlers', 'user_lastaccess', 'rating', 'files', 'role_names', 'user_preferences'); $this->create_test_tables($tablenames, 'lib'); // Create all core default records and default settings require_once "{$CFG->libdir}/db/install.php"; xmldb_main_install(); // installs the capabilities too // Fake mod_page install $tablenames = array('page'); $this->create_test_tables($tablenames, 'mod/page'); $module = new stdClass(); require $CFG->dirroot . '/mod/page/version.php'; $module->name = 'page'; $pagemoduleid = $DB->insert_record('modules', $module); update_capabilities('mod_page'); // Fake block_online_users install $plugin = new stdClass(); $plugin->version = NULL; $plugin->cron = 0; include $CFG->dirroot . '/blocks/online_users/version.php'; $plugin->name = 'online_users'; $onlineusersblockid = $DB->insert_record('block', $plugin); update_capabilities('block_online_users'); // Finish roles setup set_config('defaultfrontpageroleid', $DB->get_field('role', 'id', array('archetype' => 'frontpage'))); set_config('defaultuserroleid', $DB->get_field('role', 'id', array('archetype' => 'user'))); set_config('notloggedinroleid', $DB->get_field('role', 'id', array('archetype' => 'guest'))); set_config('rolesactive', 1); // Init manual enrol set_config('status', ENROL_INSTANCE_ENABLED, 'enrol_manual'); set_config('defaultperiod', 0, 'enrol_manual'); $manualenrol = enrol_get_plugin('manual'); // Fill the site with some real data $testcategories = array(); $testcourses = array(); $testpages = array(); $testblocks = array(); $allroles = $DB->get_records_menu('role', array(), 'id', 'archetype, id'); $systemcontext = context_system::instance(); $frontpagecontext = context_course::instance(SITEID); // Add block to system context $bi = new stdClass(); $bi->blockname = 'online_users'; $bi->parentcontextid = $systemcontext->id; $bi->showinsubcontexts = 1; $bi->pagetypepattern = ''; $bi->subpagepattern = ''; $bi->defaultregion = ''; $bi->defaultweight = 0; $bi->configdata = ''; $biid = $DB->insert_record('block_instances', $bi); context_block::instance($biid); $testblocks[] = $biid; // Some users $testusers = array(); for ($i = 0; $i < 20; $i++) { $user = new stdClass(); $user->auth = 'manual'; $user->firstname = 'user' . $i; $user->lastname = 'user' . $i; $user->username = '******' . $i; $user->password = '******'; $user->email = "user{$i}@example.com"; $user->confirmed = 1; $user->mnethostid = $CFG->mnet_localhost_id; $user->lang = $CFG->lang; $user->maildisplay = 1; $user->timemodified = time(); $user->deleted = 0; $user->lastip = '0.0.0.0'; $userid = $DB->insert_record('user', $user); $testusers[$i] = $userid; $usercontext = context_user::instance($userid); // Add block to user profile $bi->parentcontextid = $usercontext->id; $biid = $DB->insert_record('block_instances', $bi); context_block::instance($biid); $testblocks[] = $biid; } // Deleted user - should be ignored everywhere, can not have context $user = new stdClass(); $user->auth = 'manual'; $user->firstname = ''; $user->lastname = ''; $user->username = '******'; $user->password = ''; $user->email = ''; $user->confirmed = 1; $user->mnethostid = $CFG->mnet_localhost_id; $user->lang = $CFG->lang; $user->maildisplay = 1; $user->timemodified = time(); $user->deleted = 1; $user->lastip = '0.0.0.0'; $DB->insert_record('user', $user); unset($user); // Add block to frontpage $bi->parentcontextid = $frontpagecontext->id; $biid = $DB->insert_record('block_instances', $bi); $frontpageblockcontext = context_block::instance($biid); $testblocks[] = $biid; // Add a resource to frontpage $page = new stdClass(); $page->course = $SITE->id; $page->intro = '...'; $page->introformat = FORMAT_HTML; $page->content = '...'; $page->contentformat = FORMAT_HTML; $pageid = $DB->insert_record('page', $page); $testpages[] = $pageid; $cm = new stdClass(); $cm->course = $SITE->id; $cm->module = $pagemoduleid; $cm->section = 1; $cm->instance = $pageid; $cmid = $DB->insert_record('course_modules', $cm); $frontpagepagecontext = context_module::instance($cmid); // Add block to frontpage resource $bi->parentcontextid = $frontpagepagecontext->id; $biid = $DB->insert_record('block_instances', $bi); $frontpagepageblockcontext = context_block::instance($biid); $testblocks[] = $biid; // Some nested course categories with courses require_once "{$CFG->dirroot}/course/lib.php"; $path = ''; $parentcat = 0; for ($i = 0; $i < 5; $i++) { $cat = new stdClass(); $cat->name = 'category' . $i; $cat->parent = $parentcat; $cat->depth = $i + 1; $cat->sortorder = MAX_COURSES_IN_CATEGORY * ($i + 2); $cat->timemodified = time(); $catid = $DB->insert_record('course_categories', $cat); $path = $path . '/' . $catid; $DB->set_field('course_categories', 'path', $path, array('id' => $catid)); $parentcat = $catid; $testcategories[] = $catid; $catcontext = context_coursecat::instance($catid); if ($i >= 4) { continue; } // Add resource to each category $bi->parentcontextid = $catcontext->id; $biid = $DB->insert_record('block_instances', $bi); context_block::instance($biid); // Add a few courses to each category for ($j = 0; $j < 6; $j++) { $course = new stdClass(); $course->fullname = 'course' . $j; $course->shortname = 'c' . $j; $course->summary = 'bah bah bah'; $course->newsitems = 0; $course->numsections = 1; $course->category = $catid; $course->format = 'topics'; $course->timecreated = time(); $course->visible = 1; $course->timemodified = $course->timecreated; $courseid = $DB->insert_record('course', $course); $section = new stdClass(); $section->course = $courseid; $section->section = 0; $section->summaryformat = FORMAT_HTML; $DB->insert_record('course_sections', $section); $section->section = 1; $DB->insert_record('course_sections', $section); $testcourses[] = $courseid; $coursecontext = context_course::instance($courseid); if ($j >= 5) { continue; } // Add manual enrol instance $manualenrol->add_default_instance($DB->get_record('course', array('id' => $courseid))); // Add block to each course $bi->parentcontextid = $coursecontext->id; $biid = $DB->insert_record('block_instances', $bi); context_block::instance($biid); $testblocks[] = $biid; // Add a resource to each course $page->course = $courseid; $pageid = $DB->insert_record('page', $page); $testpages[] = $pageid; $cm->course = $courseid; $cm->instance = $pageid; $cm->id = $DB->insert_record('course_modules', $cm); $modcontext = context_module::instance($cm->id); // Add block to each module $bi->parentcontextid = $modcontext->id; $biid = $DB->insert_record('block_instances', $bi); context_block::instance($biid); $testblocks[] = $biid; } } // Make sure all contexts were created properly $count = 1; //system $count += $DB->count_records('user', array('deleted' => 0)); $count += $DB->count_records('course_categories'); $count += $DB->count_records('course'); $count += $DB->count_records('course_modules'); $count += $DB->count_records('block_instances'); $this->assertEqual($DB->count_records('context'), $count); $this->assertEqual($DB->count_records('context', array('depth' => 0)), 0); $this->assertEqual($DB->count_records('context', array('path' => NULL)), 0); // ====== context_helper::get_level_name() ================================ $levels = context_helper::get_all_levels(); foreach ($levels as $level => $classname) { $name = context_helper::get_level_name($level); $this->assertFalse(empty($name)); } // ======= context::instance_by_id(), context_xxx::instance(); $context = context::instance_by_id($frontpagecontext->id); $this->assertidentical($context->contextlevel, CONTEXT_COURSE); $this->assertFalse(context::instance_by_id(-1, IGNORE_MISSING)); try { context::instance_by_id(-1); $this->fail('exception expected'); } catch (Exception $e) { $this->assertTrue(true); } $this->assertTrue(context_system::instance() instanceof context_system); $this->assertTrue(context_coursecat::instance($testcategories[0]) instanceof context_coursecat); $this->assertTrue(context_course::instance($testcourses[0]) instanceof context_course); $this->assertTrue(context_module::instance($testpages[0]) instanceof context_module); $this->assertTrue(context_block::instance($testblocks[0]) instanceof context_block); $this->assertFalse(context_coursecat::instance(-1, IGNORE_MISSING)); $this->assertFalse(context_course::instance(-1, IGNORE_MISSING)); $this->assertFalse(context_module::instance(-1, IGNORE_MISSING)); $this->assertFalse(context_block::instance(-1, IGNORE_MISSING)); try { context_coursecat::instance(-1); $this->fail('exception expected'); } catch (Exception $e) { $this->assertTrue(true); } try { context_course::instance(-1); $this->fail('exception expected'); } catch (Exception $e) { $this->assertTrue(true); } try { context_module::instance(-1); $this->fail('exception expected'); } catch (Exception $e) { $this->assertTrue(true); } try { context_block::instance(-1); $this->fail('exception expected'); } catch (Exception $e) { $this->assertTrue(true); } // ======= $context->get_url(), $context->get_context_name(), $context->get_capabilities() ========= $testcontexts = array(); $testcontexts[CONTEXT_SYSTEM] = context_system::instance(); $testcontexts[CONTEXT_COURSECAT] = context_coursecat::instance($testcategories[0]); $testcontexts[CONTEXT_COURSE] = context_course::instance($testcourses[0]); $testcontexts[CONTEXT_MODULE] = context_module::instance($testpages[0]); $testcontexts[CONTEXT_BLOCK] = context_block::instance($testblocks[0]); foreach ($testcontexts as $context) { $name = $context->get_context_name(true, true); $this->assertFalse(empty($name)); $this->assertTrue($context->get_url() instanceof moodle_url); $caps = $context->get_capabilities(); $this->assertTrue(is_array($caps)); foreach ($caps as $cap) { $cap = (array) $cap; $this->assertIdentical(array_keys($cap), array('id', 'name', 'captype', 'contextlevel', 'component', 'riskbitmask')); } } unset($testcontexts); // ===== $context->get_course_context() ========================================= $this->assertFalse($systemcontext->get_course_context(false)); try { $systemcontext->get_course_context(); $this->fail('exception expected'); } catch (Exception $e) { $this->assertTrue(true); } $context = context_coursecat::instance($testcategories[0]); $this->assertFalse($context->get_course_context(false)); try { $context->get_course_context(); $this->fail('exception expected'); } catch (Exception $e) { $this->assertTrue(true); } $this->assertIdentical($frontpagecontext->get_course_context(true), $frontpagecontext); $this->assertIdentical($frontpagepagecontext->get_course_context(true), $frontpagecontext); $this->assertIdentical($frontpagepageblockcontext->get_course_context(true), $frontpagecontext); // ======= $context->get_parent_context(), $context->get_parent_contexts(), $context->get_parent_context_ids() ======= $userid = reset($testusers); $usercontext = context_user::instance($userid); $this->assertIdentical($usercontext->get_parent_context(), $systemcontext); $this->assertIdentical($usercontext->get_parent_contexts(), array($systemcontext->id => $systemcontext)); $this->assertIdentical($usercontext->get_parent_contexts(true), array($usercontext->id => $usercontext, $systemcontext->id => $systemcontext)); $this->assertIdentical($systemcontext->get_parent_contexts(), array()); $this->assertIdentical($systemcontext->get_parent_contexts(true), array($systemcontext->id => $systemcontext)); $this->assertIdentical($systemcontext->get_parent_context_ids(), array()); $this->assertIdentical($systemcontext->get_parent_context_ids(true), array($systemcontext->id)); $this->assertIdentical($frontpagecontext->get_parent_context(), $systemcontext); $this->assertIdentical($frontpagecontext->get_parent_contexts(), array($systemcontext->id => $systemcontext)); $this->assertIdentical($frontpagecontext->get_parent_contexts(true), array($frontpagecontext->id => $frontpagecontext, $systemcontext->id => $systemcontext)); $this->assertIdentical($frontpagecontext->get_parent_context_ids(), array($systemcontext->id)); $this->assertEqual($frontpagecontext->get_parent_context_ids(true), array($frontpagecontext->id, $systemcontext->id)); $this->assertIdentical($systemcontext->get_parent_context(), false); $frontpagecontext = context_course::instance($SITE->id); $parent = $systemcontext; foreach ($testcategories as $catid) { $catcontext = context_coursecat::instance($catid); $this->assertIdentical($catcontext->get_parent_context(), $parent); $parent = $catcontext; } $this->assertIdentical($frontpagepagecontext->get_parent_context(), $frontpagecontext); $this->assertIdentical($frontpageblockcontext->get_parent_context(), $frontpagecontext); $this->assertIdentical($frontpagepageblockcontext->get_parent_context(), $frontpagepagecontext); // ====== $context->get_child_contexts() ================================ $children = $systemcontext->get_child_contexts(); $this->assertEqual(count($children) + 1, $DB->count_records('context')); $context = context_coursecat::instance($testcategories[3]); $children = $context->get_child_contexts(); $countcats = 0; $countcourses = 0; $countblocks = 0; foreach ($children as $child) { if ($child->contextlevel == CONTEXT_COURSECAT) { $countcats++; } if ($child->contextlevel == CONTEXT_COURSE) { $countcourses++; } if ($child->contextlevel == CONTEXT_BLOCK) { $countblocks++; } } $this->assertEqual(count($children), 8); $this->assertEqual($countcats, 1); $this->assertEqual($countcourses, 6); $this->assertEqual($countblocks, 1); $context = context_course::instance($testcourses[2]); $children = $context->get_child_contexts(); $this->assertEqual(count($children), 3); $context = context_module::instance($testpages[3]); $children = $context->get_child_contexts(); $this->assertEqual(count($children), 1); $context = context_block::instance($testblocks[1]); $children = $context->get_child_contexts(); $this->assertEqual(count($children), 0); unset($children); unset($countcats); unset($countcourses); unset($countblocks); // ======= context_helper::reset_caches() ============================ context_helper::reset_caches(); $this->assertEqual(context_inspection::test_context_cache_size(), 0); context_course::instance($SITE->id); $this->assertEqual(context_inspection::test_context_cache_size(), 1); // ======= context preloading ======================================== context_helper::reset_caches(); $sql = "SELECT " . context_helper::get_preload_record_columns_sql('c') . "\n FROM {context} c\n WHERE c.contextlevel <> " . CONTEXT_SYSTEM; $records = $DB->get_records_sql($sql); $firstrecord = reset($records); $columns = context_helper::get_preload_record_columns('c'); $firstrecord = (array) $firstrecord; $this->assertIdentical(array_keys($firstrecord), array_values($columns)); context_helper::reset_caches(); foreach ($records as $record) { context_helper::preload_from_record($record); $this->assertIdentical($record, new stdClass()); } $this->assertEqual(context_inspection::test_context_cache_size(), count($records)); unset($records); unset($columns); context_helper::reset_caches(); context_helper::preload_course($SITE->id); $this->assertEqual(context_inspection::test_context_cache_size(), 4); // ====== assign_capability(), unassign_capability() ==================== $rc = $DB->get_record('role_capabilities', array('contextid' => $frontpagecontext->id, 'roleid' => $allroles['teacher'], 'capability' => 'moodle/site:accessallgroups')); $this->assertFalse($rc); assign_capability('moodle/site:accessallgroups', CAP_ALLOW, $allroles['teacher'], $frontpagecontext->id); $rc = $DB->get_record('role_capabilities', array('contextid' => $frontpagecontext->id, 'roleid' => $allroles['teacher'], 'capability' => 'moodle/site:accessallgroups')); $this->assertEqual($rc->permission, CAP_ALLOW); assign_capability('moodle/site:accessallgroups', CAP_PREVENT, $allroles['teacher'], $frontpagecontext->id); $rc = $DB->get_record('role_capabilities', array('contextid' => $frontpagecontext->id, 'roleid' => $allroles['teacher'], 'capability' => 'moodle/site:accessallgroups')); $this->assertEqual($rc->permission, CAP_ALLOW); assign_capability('moodle/site:accessallgroups', CAP_PREVENT, $allroles['teacher'], $frontpagecontext, true); $rc = $DB->get_record('role_capabilities', array('contextid' => $frontpagecontext->id, 'roleid' => $allroles['teacher'], 'capability' => 'moodle/site:accessallgroups')); $this->assertEqual($rc->permission, CAP_PREVENT); assign_capability('moodle/site:accessallgroups', CAP_INHERIT, $allroles['teacher'], $frontpagecontext); $rc = $DB->get_record('role_capabilities', array('contextid' => $frontpagecontext->id, 'roleid' => $allroles['teacher'], 'capability' => 'moodle/site:accessallgroups')); $this->assertFalse($rc); assign_capability('moodle/site:accessallgroups', CAP_ALLOW, $allroles['teacher'], $frontpagecontext); unassign_capability('moodle/site:accessallgroups', $allroles['teacher'], $frontpagecontext, true); $rc = $DB->get_record('role_capabilities', array('contextid' => $frontpagecontext->id, 'roleid' => $allroles['teacher'], 'capability' => 'moodle/site:accessallgroups')); $this->assertFalse($rc); unassign_capability('moodle/site:accessallgroups', $allroles['teacher'], $frontpagecontext->id, true); unset($rc); accesslib_clear_all_caches(false); // must be done after assign_capability() // ======= role_assign(), role_unassign(), role_unassign_all() ============== $context = context_course::instance($testcourses[1]); $this->assertEqual($DB->count_records('role_assignments', array('contextid' => $context->id)), 0); role_assign($allroles['teacher'], $testusers[1], $context->id); role_assign($allroles['teacher'], $testusers[2], $context->id); role_assign($allroles['manager'], $testusers[1], $context->id); $this->assertEqual($DB->count_records('role_assignments', array('contextid' => $context->id)), 3); role_unassign($allroles['teacher'], $testusers[1], $context->id); $this->assertEqual($DB->count_records('role_assignments', array('contextid' => $context->id)), 2); role_unassign_all(array('contextid' => $context->id)); $this->assertEqual($DB->count_records('role_assignments', array('contextid' => $context->id)), 0); unset($context); accesslib_clear_all_caches(false); // just in case // ====== has_capability(), get_users_by_capability(), role_switch(), reload_all_capabilities() and friends ======================== $adminid = get_admin()->id; $guestid = $CFG->siteguest; // Enrol some users into some courses $course1 = $DB->get_record('course', array('id' => $testcourses[22]), '*', MUST_EXIST); $course2 = $DB->get_record('course', array('id' => $testcourses[7]), '*', MUST_EXIST); $cms = $DB->get_records('course_modules', array('course' => $course1->id), 'id'); $cm1 = reset($cms); $blocks = $DB->get_records('block_instances', array('parentcontextid' => context_module::instance($cm1->id)->id), 'id'); $block1 = reset($blocks); $instance1 = $DB->get_record('enrol', array('enrol' => 'manual', 'courseid' => $course1->id)); $instance2 = $DB->get_record('enrol', array('enrol' => 'manual', 'courseid' => $course2->id)); for ($i = 0; $i < 9; $i++) { $manualenrol->enrol_user($instance1, $testusers[$i], $allroles['student']); } $manualenrol->enrol_user($instance1, $testusers[8], $allroles['teacher']); $manualenrol->enrol_user($instance1, $testusers[9], $allroles['editingteacher']); for ($i = 10; $i < 15; $i++) { $manualenrol->enrol_user($instance2, $testusers[$i], $allroles['student']); } $manualenrol->enrol_user($instance2, $testusers[15], $allroles['editingteacher']); // Add tons of role assignments - the more the better role_assign($allroles['coursecreator'], $testusers[11], context_coursecat::instance($testcategories[2])); role_assign($allroles['manager'], $testusers[12], context_coursecat::instance($testcategories[1])); role_assign($allroles['student'], $testusers[9], context_module::instance($cm1->id)); role_assign($allroles['teacher'], $testusers[8], context_module::instance($cm1->id)); role_assign($allroles['guest'], $testusers[13], context_course::instance($course1->id)); role_assign($allroles['teacher'], $testusers[7], context_block::instance($block1->id)); role_assign($allroles['manager'], $testusers[9], context_block::instance($block1->id)); role_assign($allroles['editingteacher'], $testusers[9], context_course::instance($course1->id)); role_assign($allroles['teacher'], $adminid, context_course::instance($course1->id)); role_assign($allroles['editingteacher'], $adminid, context_block::instance($block1->id)); // Add tons of overrides - the more the better assign_capability('moodle/site:accessallgroups', CAP_ALLOW, $CFG->defaultuserroleid, $frontpageblockcontext, true); assign_capability('moodle/site:accessallgroups', CAP_ALLOW, $CFG->defaultfrontpageroleid, $frontpageblockcontext, true); assign_capability('moodle/block:view', CAP_PROHIBIT, $allroles['guest'], $frontpageblockcontext, true); assign_capability('block/online_users:viewlist', CAP_PREVENT, $allroles['user'], $frontpageblockcontext, true); assign_capability('block/online_users:viewlist', CAP_PREVENT, $allroles['student'], $frontpageblockcontext, true); assign_capability('moodle/site:accessallgroups', CAP_PREVENT, $CFG->defaultuserroleid, $frontpagepagecontext, true); assign_capability('moodle/site:accessallgroups', CAP_ALLOW, $CFG->defaultfrontpageroleid, $frontpagepagecontext, true); assign_capability('mod/page:view', CAP_PREVENT, $allroles['guest'], $frontpagepagecontext, true); assign_capability('mod/page:view', CAP_ALLOW, $allroles['user'], $frontpagepagecontext, true); assign_capability('moodle/page:view', CAP_ALLOW, $allroles['student'], $frontpagepagecontext, true); assign_capability('moodle/site:accessallgroups', CAP_ALLOW, $CFG->defaultuserroleid, $frontpagecontext, true); assign_capability('moodle/site:accessallgroups', CAP_ALLOW, $CFG->defaultfrontpageroleid, $frontpagecontext, true); assign_capability('mod/page:view', CAP_ALLOW, $allroles['guest'], $frontpagecontext, true); assign_capability('mod/page:view', CAP_PROHIBIT, $allroles['user'], $frontpagecontext, true); assign_capability('mod/page:view', CAP_PREVENT, $allroles['guest'], $systemcontext, true); accesslib_clear_all_caches(false); // must be done after assign_capability() // Extra tests for guests and not-logged-in users because they can not be verified by cross checking // with get_users_by_capability() where they are ignored $this->assertFalse(has_capability('moodle/block:view', $frontpageblockcontext, $guestid)); $this->assertFalse(has_capability('mod/page:view', $frontpagepagecontext, $guestid)); $this->assertTrue(has_capability('mod/page:view', $frontpagecontext, $guestid)); $this->assertFalse(has_capability('mod/page:view', $systemcontext, $guestid)); $this->assertFalse(has_capability('moodle/block:view', $frontpageblockcontext, 0)); $this->assertFalse(has_capability('mod/page:view', $frontpagepagecontext, 0)); $this->assertTrue(has_capability('mod/page:view', $frontpagecontext, 0)); $this->assertFalse(has_capability('mod/page:view', $systemcontext, 0)); $this->assertFalse(has_capability('moodle/course:create', $systemcontext, $testusers[11])); $this->assertTrue(has_capability('moodle/course:create', context_coursecat::instance($testcategories[2]), $testusers[11])); $this->assertFalse(has_capability('moodle/course:create', context_course::instance($testcourses[1]), $testusers[11])); $this->assertTrue(has_capability('moodle/course:create', context_course::instance($testcourses[19]), $testusers[11])); $this->assertFalse(has_capability('moodle/course:update', context_course::instance($testcourses[1]), $testusers[9])); $this->assertFalse(has_capability('moodle/course:update', context_course::instance($testcourses[19]), $testusers[9])); $this->assertFalse(has_capability('moodle/course:update', $systemcontext, $testusers[9])); // Test the list of enrolled users $coursecontext = context_course::instance($course1->id); $enrolled = get_enrolled_users($coursecontext); $this->assertEqual(count($enrolled), 10); for ($i = 0; $i < 10; $i++) { $this->assertTrue(isset($enrolled[$testusers[$i]])); } $enrolled = get_enrolled_users($coursecontext, 'moodle/course:update'); $this->assertEqual(count($enrolled), 1); $this->assertTrue(isset($enrolled[$testusers[9]])); unset($enrolled); // role switching $userid = $testusers[9]; $USER = $DB->get_record('user', array('id' => $userid)); load_all_capabilities(); $coursecontext = context_course::instance($course1->id); $this->assertTrue(has_capability('moodle/course:update', $coursecontext)); $this->assertFalse(is_role_switched($course1->id)); role_switch($allroles['student'], $coursecontext); $this->assertTrue(is_role_switched($course1->id)); $this->assertEqual($USER->access['rsw'][$coursecontext->path], $allroles['student']); $this->assertFalse(has_capability('moodle/course:update', $coursecontext)); reload_all_capabilities(); $this->assertFalse(has_capability('moodle/course:update', $coursecontext)); role_switch(0, $coursecontext); $this->assertTrue(has_capability('moodle/course:update', $coursecontext)); $userid = $adminid; $USER = $DB->get_record('user', array('id' => $userid)); load_all_capabilities(); $coursecontext = context_course::instance($course1->id); $blockcontext = context_block::instance($block1->id); $this->assertTrue(has_capability('moodle/course:update', $blockcontext)); role_switch($allroles['student'], $coursecontext); $this->assertEqual($USER->access['rsw'][$coursecontext->path], $allroles['student']); $this->assertFalse(has_capability('moodle/course:update', $blockcontext)); reload_all_capabilities(); $this->assertFalse(has_capability('moodle/course:update', $blockcontext)); load_all_capabilities(); $this->assertTrue(has_capability('moodle/course:update', $blockcontext)); // temp course role for enrol $DB->delete_records('cache_flags', array()); // this prevents problem with dirty contexts immediately resetting the temp role - this is a known problem... $userid = $testusers[5]; $roleid = $allroles['editingteacher']; $USER = $DB->get_record('user', array('id' => $userid)); load_all_capabilities(); $coursecontext = context_course::instance($course1->id); $this->assertFalse(has_capability('moodle/course:update', $coursecontext)); $this->assertFalse(isset($USER->access['ra'][$coursecontext->path][$roleid])); load_temp_course_role($coursecontext, $roleid); $this->assertEqual($USER->access['ra'][$coursecontext->path][$roleid], $roleid); $this->assertTrue(has_capability('moodle/course:update', $coursecontext)); remove_temp_course_roles($coursecontext); $this->assertFalse(has_capability('moodle/course:update', $coursecontext, $userid)); load_temp_course_role($coursecontext, $roleid); reload_all_capabilities(); $this->assertFalse(has_capability('moodle/course:update', $coursecontext, $userid)); $USER = new stdClass(); $USER->id = 0; // Now cross check has_capability() with get_users_by_capability(), each using different code paths, // they have to be kept in sync, usually only one of them breaks, so we know when something is wrong, // at the same time validate extra restrictions (guest read only no risks, admin exception, non existent and deleted users) $contexts = $DB->get_records('context', array(), 'id'); $contexts = array_values($contexts); $capabilities = $DB->get_records('capabilities', array(), 'id'); $capabilities = array_values($capabilities); $roles = array($allroles['guest'], $allroles['user'], $allroles['teacher'], $allroles['editingteacher'], $allroles['coursecreator'], $allroles['manager']); // Random time! srand(666); foreach ($testusers as $userid) { // no guest or deleted // each user gets 0-20 random roles $rcount = rand(0, 10); for ($j = 0; $j < $rcount; $j++) { $roleid = $roles[rand(0, count($roles) - 1)]; $contextid = $contexts[rand(0, count($contexts) - 1)]->id; role_assign($roleid, $userid, $contextid); } } $permissions = array(CAP_ALLOW, CAP_PREVENT, CAP_INHERIT, CAP_PREVENT); for ($j = 0; $j < 10000; $j++) { $roleid = $roles[rand(0, count($roles) - 1)]; $contextid = $contexts[rand(0, count($contexts) - 1)]->id; $permission = $permissions[rand(0, count($permissions) - 1)]; $capname = $capabilities[rand(0, count($capabilities) - 1)]->name; assign_capability($capname, $permission, $roleid, $contextid, true); } unset($permissions); unset($roles); unset($contexts); unset($users); unset($capabilities); accesslib_clear_all_caches(false); // must be done after assign_capability() // Test time - let's set up some real user, just in case the logic for USER affects the others... $USER = $DB->get_record('user', array('id' => $testusers[3])); load_all_capabilities(); $contexts = $DB->get_records('context', array(), 'id'); $users = $DB->get_records('user', array(), 'id', 'id'); $capabilities = $DB->get_records('capabilities', array(), 'id'); $users[0] = null; // not-logged-in user $users[-1] = null; // non-existent user foreach ($contexts as $crecord) { $context = context::instance_by_id($crecord->id); if ($coursecontext = $context->get_course_context(false)) { $enrolled = get_enrolled_users($context); } else { $enrolled = array(); } foreach ($capabilities as $cap) { $allowed = get_users_by_capability($context, $cap->name, 'u.id, u.username'); if ($enrolled) { $enrolledwithcap = get_enrolled_users($context, $cap->name); } else { $enrolledwithcap = array(); } foreach ($users as $userid => $unused) { if ($userid == 0 or isguestuser($userid)) { if ($userid == 0) { $CFG->forcelogin = true; $this->assertFalse(has_capability($cap->name, $context, $userid)); unset($CFG->forcelogin); } if ($cap->captype === 'write' or $cap->riskbitmask & (RISK_XSS | RISK_CONFIG | RISK_DATALOSS)) { $this->assertFalse(has_capability($cap->name, $context, $userid)); } $this->assertFalse(isset($allowed[$userid])); } else { if (is_siteadmin($userid)) { $this->assertTrue(has_capability($cap->name, $context, $userid, true)); } $hascap = has_capability($cap->name, $context, $userid, false); $this->assertIdentical($hascap, isset($allowed[$userid]), "Capability result mismatch user:{$userid}, context:{$context->id}, {$cap->name}, hascap: " . (int) $hascap . " "); if (isset($enrolled[$userid])) { $this->assertIdentical(isset($allowed[$userid]), isset($enrolledwithcap[$userid]), "Enrolment with capability result mismatch user:{$userid}, context:{$context->id}, {$cap->name}, hascap: " . (int) $hascap . " "); } } } } } // Back to nobody $USER = new stdClass(); $USER->id = 0; unset($contexts); unset($users); unset($capabilities); // Now let's do all the remaining tests that break our carefully prepared fake site // ======= $context->mark_dirty() ======================================= $DB->delete_records('cache_flags', array()); accesslib_clear_all_caches(false); $systemcontext->mark_dirty(); $dirty = get_cache_flags('accesslib/dirtycontexts', time() - 2); $this->assertTrue(isset($dirty[$systemcontext->path])); $this->assertTrue(isset($ACCESSLIB_PRIVATE->dirtycontexts[$systemcontext->path])); // ======= $context->reload_if_dirty(); ================================= $DB->delete_records('cache_flags', array()); accesslib_clear_all_caches(false); load_all_capabilities(); $context = context_course::instance($testcourses[2]); $page = $DB->get_record('page', array('course' => $testcourses[2])); $pagecontext = context_module::instance($page->id); $context->mark_dirty(); $this->assertTrue(isset($ACCESSLIB_PRIVATE->dirtycontexts[$context->path])); $USER->access['test'] = true; $context->reload_if_dirty(); $this->assertFalse(isset($USER->access['test'])); $context->mark_dirty(); $this->assertTrue(isset($ACCESSLIB_PRIVATE->dirtycontexts[$context->path])); $USER->access['test'] = true; $pagecontext->reload_if_dirty(); $this->assertFalse(isset($USER->access['test'])); // ======= context_helper::build_all_paths() ============================ $oldcontexts = $DB->get_records('context', array(), 'id'); $DB->set_field_select('context', 'path', NULL, "contextlevel <> " . CONTEXT_SYSTEM); $DB->set_field_select('context', 'depth', 0, "contextlevel <> " . CONTEXT_SYSTEM); context_helper::build_all_paths(); $newcontexts = $DB->get_records('context', array(), 'id'); $this->assertIdentical($oldcontexts, $newcontexts); unset($oldcontexts); unset($newcontexts); // ======= $context->reset_paths() ====================================== $context = context_course::instance($testcourses[2]); $children = $context->get_child_contexts(); $context->reset_paths(false); $this->assertIdentical($DB->get_field('context', 'path', array('id' => $context->id)), NULL); $this->assertEqual($DB->get_field('context', 'depth', array('id' => $context->id)), 0); foreach ($children as $child) { $this->assertIdentical($DB->get_field('context', 'path', array('id' => $child->id)), NULL); $this->assertEqual($DB->get_field('context', 'depth', array('id' => $child->id)), 0); } $this->assertEqual(count($children) + 1, $DB->count_records('context', array('depth' => 0))); $this->assertEqual(count($children) + 1, $DB->count_records('context', array('path' => NULL))); $context = context_course::instance($testcourses[2]); $context->reset_paths(true); $context = context_course::instance($testcourses[2]); $this->assertEqual($DB->get_field('context', 'path', array('id' => $context->id)), $context->path); $this->assertEqual($DB->get_field('context', 'depth', array('id' => $context->id)), $context->depth); $this->assertEqual(0, $DB->count_records('context', array('depth' => 0))); $this->assertEqual(0, $DB->count_records('context', array('path' => NULL))); // ====== $context->update_moved(); ====================================== accesslib_clear_all_caches(false); $DB->delete_records('cache_flags', array()); $course = $DB->get_record('course', array('id' => $testcourses[0])); $context = context_course::instance($course->id); $oldpath = $context->path; $miscid = $DB->get_field_sql("SELECT MIN(id) FROM {course_categories}"); $categorycontext = context_coursecat::instance($miscid); $course->category = $miscid; $DB->update_record('course', $course); $context->update_moved($categorycontext); $context = context_course::instance($course->id); $this->assertIdentical($context->get_parent_context(), $categorycontext); $dirty = get_cache_flags('accesslib/dirtycontexts', time() - 2); $this->assertTrue(isset($dirty[$oldpath])); $this->assertTrue(isset($dirty[$context->path])); // ====== $context->delete_content() ===================================== context_helper::reset_caches(); $context = context_module::instance($testpages[3]); $this->assertTrue($DB->record_exists('context', array('id' => $context->id))); $this->assertEqual(1, $DB->count_records('block_instances', array('parentcontextid' => $context->id))); $context->delete_content(); $this->assertTrue($DB->record_exists('context', array('id' => $context->id))); $this->assertEqual(0, $DB->count_records('block_instances', array('parentcontextid' => $context->id))); // ====== $context->delete() ============================= context_helper::reset_caches(); $context = context_module::instance($testpages[4]); $this->assertTrue($DB->record_exists('context', array('id' => $context->id))); $this->assertEqual(1, $DB->count_records('block_instances', array('parentcontextid' => $context->id))); $bi = $DB->get_record('block_instances', array('parentcontextid' => $context->id)); $bicontext = context_block::instance($bi->id); $DB->delete_records('cache_flags', array()); $context->delete(); // should delete also linked blocks $dirty = get_cache_flags('accesslib/dirtycontexts', time() - 2); $this->assertTrue(isset($dirty[$context->path])); $this->assertFalse($DB->record_exists('context', array('id' => $context->id))); $this->assertFalse($DB->record_exists('context', array('id' => $bicontext->id))); $this->assertFalse($DB->record_exists('context', array('contextlevel' => CONTEXT_MODULE, 'instanceid' => $testpages[4]))); $this->assertFalse($DB->record_exists('context', array('contextlevel' => CONTEXT_BLOCK, 'instanceid' => $bi->id))); $this->assertEqual(0, $DB->count_records('block_instances', array('parentcontextid' => $context->id))); context_module::instance($testpages[4]); // ====== context_helper::delete_instance() ============================= context_helper::reset_caches(); $lastcourse = array_pop($testcourses); $this->assertTrue($DB->record_exists('context', array('contextlevel' => CONTEXT_COURSE, 'instanceid' => $lastcourse))); $coursecontext = context_course::instance($lastcourse); $this->assertEqual(context_inspection::test_context_cache_size(), 1); $this->assertFalse($coursecontext->instanceid == CONTEXT_COURSE); $DB->delete_records('cache_flags', array()); context_helper::delete_instance(CONTEXT_COURSE, $lastcourse); $dirty = get_cache_flags('accesslib/dirtycontexts', time() - 2); $this->assertTrue(isset($dirty[$coursecontext->path])); $this->assertEqual(context_inspection::test_context_cache_size(), 0); $this->assertFalse($DB->record_exists('context', array('contextlevel' => CONTEXT_COURSE, 'instanceid' => $lastcourse))); context_course::instance($lastcourse); // ======= context_helper::create_instances() ========================== $prevcount = $DB->count_records('context'); $DB->delete_records('context', array('contextlevel' => CONTEXT_BLOCK)); context_helper::create_instances(null, true); $this->assertIdentical($DB->count_records('context'), $prevcount); $this->assertEqual($DB->count_records('context', array('depth' => 0)), 0); $this->assertEqual($DB->count_records('context', array('path' => NULL)), 0); $DB->delete_records('context', array('contextlevel' => CONTEXT_BLOCK)); $DB->delete_records('block_instances', array()); $prevcount = $DB->count_records('context'); $DB->delete_records_select('context', 'contextlevel <> ' . CONTEXT_SYSTEM); context_helper::create_instances(null, true); $this->assertIdentical($DB->count_records('context'), $prevcount); $this->assertEqual($DB->count_records('context', array('depth' => 0)), 0); $this->assertEqual($DB->count_records('context', array('path' => NULL)), 0); // ======= context_helper::cleanup_instances() ========================== $lastcourse = $DB->get_field_sql("SELECT MAX(id) FROM {course}"); $DB->delete_records('course', array('id' => $lastcourse)); $lastcategory = $DB->get_field_sql("SELECT MAX(id) FROM {course_categories}"); $DB->delete_records('course_categories', array('id' => $lastcategory)); $lastuser = $DB->get_field_sql("SELECT MAX(id) FROM {user} WHERE deleted=0"); $DB->delete_records('user', array('id' => $lastuser)); $DB->delete_records('block_instances', array('parentcontextid' => $frontpagepagecontext->id)); $DB->delete_records('course_modules', array('id' => $frontpagepagecontext->instanceid)); context_helper::cleanup_instances(); $count = 1; //system $count += $DB->count_records('user', array('deleted' => 0)); $count += $DB->count_records('course_categories'); $count += $DB->count_records('course'); $count += $DB->count_records('course_modules'); $count += $DB->count_records('block_instances'); $this->assertEqual($DB->count_records('context'), $count); // ======= context cache size restrictions ============================== $testusers = array(); for ($i = 0; $i < CONTEXT_CACHE_MAX_SIZE + 100; $i++) { $user = new stdClass(); $user->auth = 'manual'; $user->firstname = 'xuser' . $i; $user->lastname = 'xuser' . $i; $user->username = '******' . $i; $user->password = '******'; $user->email = "xuser{$i}@example.com"; $user->confirmed = 1; $user->mnethostid = $CFG->mnet_localhost_id; $user->lang = $CFG->lang; $user->maildisplay = 1; $user->timemodified = time(); $user->lastip = '0.0.0.0'; $userid = $DB->insert_record('user', $user); $testusers[$i] = $userid; } context_helper::create_instances(null, true); context_helper::reset_caches(); for ($i = 0; $i < CONTEXT_CACHE_MAX_SIZE + 100; $i++) { context_user::instance($testusers[$i]); if ($i == CONTEXT_CACHE_MAX_SIZE - 1) { $this->assertEqual(context_inspection::test_context_cache_size(), CONTEXT_CACHE_MAX_SIZE); } else { if ($i == CONTEXT_CACHE_MAX_SIZE) { // once the limit is reached roughly 1/3 of records should be removed from cache $this->assertEqual(context_inspection::test_context_cache_size(), (int) (CONTEXT_CACHE_MAX_SIZE * (2 / 3) + 102)); } } } // We keep the first 100 cached $prevsize = context_inspection::test_context_cache_size(); for ($i = 0; $i < 100; $i++) { context_user::instance($testusers[$i]); $this->assertEqual(context_inspection::test_context_cache_size(), $prevsize); } context_user::instance($testusers[102]); $this->assertEqual(context_inspection::test_context_cache_size(), $prevsize + 1); unset($testusers); // ================================================================= // ======= basic test of legacy functions ========================== // ================================================================= // note: watch out, the fake site might be pretty borked already $this->assertIdentical(get_system_context(), context_system::instance()); foreach ($DB->get_records('context') as $contextid => $record) { $context = context::instance_by_id($contextid); $this->assertIdentical(get_context_instance_by_id($contextid), $context); $this->assertIdentical(get_context_instance($record->contextlevel, $record->instanceid), $context); $this->assertIdentical(get_parent_contexts($context), $context->get_parent_context_ids()); if ($context->id == SYSCONTEXTID) { $this->assertIdentical(get_parent_contextid($context), false); } else { $this->assertIdentical(get_parent_contextid($context), $context->get_parent_context()->id); } } $children = get_child_contexts($systemcontext); $this->assertEqual(count($children), $DB->count_records('context') - 1); unset($children); $DB->delete_records('context', array('contextlevel' => CONTEXT_BLOCK)); create_contexts(); $this->assertFalse($DB->record_exists('context', array('contextlevel' => CONTEXT_BLOCK))); $DB->set_field('context', 'depth', 0, array('contextlevel' => CONTEXT_BLOCK)); build_context_path(); $this->assertFalse($DB->record_exists('context', array('depth' => 0))); $lastcourse = $DB->get_field_sql("SELECT MAX(id) FROM {course}"); $DB->delete_records('course', array('id' => $lastcourse)); $lastcategory = $DB->get_field_sql("SELECT MAX(id) FROM {course_categories}"); $DB->delete_records('course_categories', array('id' => $lastcategory)); $lastuser = $DB->get_field_sql("SELECT MAX(id) FROM {user} WHERE deleted=0"); $DB->delete_records('user', array('id' => $lastuser)); $DB->delete_records('block_instances', array('parentcontextid' => $frontpagepagecontext->id)); $DB->delete_records('course_modules', array('id' => $frontpagepagecontext->instanceid)); cleanup_contexts(); $count = 1; //system $count += $DB->count_records('user', array('deleted' => 0)); $count += $DB->count_records('course_categories'); $count += $DB->count_records('course'); $count += $DB->count_records('course_modules'); $count += $DB->count_records('block_instances'); $this->assertEqual($DB->count_records('context'), $count); context_helper::reset_caches(); preload_course_contexts($SITE->id); $this->assertEqual(context_inspection::test_context_cache_size(), 1); context_helper::reset_caches(); list($select, $join) = context_instance_preload_sql('c.id', CONTEXT_COURSECAT, 'ctx'); $sql = "SELECT c.id {$select} FROM {course_categories} c {$join}"; $records = $DB->get_records_sql($sql); foreach ($records as $record) { context_instance_preload($record); $record = (array) $record; $this->assertEqual(1, count($record)); // only id left } $this->assertEqual(count($records), context_inspection::test_context_cache_size()); accesslib_clear_all_caches(true); $DB->delete_records('cache_flags', array()); mark_context_dirty($systemcontext->path); $dirty = get_cache_flags('accesslib/dirtycontexts', time() - 2); $this->assertTrue(isset($dirty[$systemcontext->path])); accesslib_clear_all_caches(false); $DB->delete_records('cache_flags', array()); $course = $DB->get_record('course', array('id' => $testcourses[2])); $context = get_context_instance(CONTEXT_COURSE, $course->id); $oldpath = $context->path; $miscid = $DB->get_field_sql("SELECT MIN(id) FROM {course_categories}"); $categorycontext = context_coursecat::instance($miscid); $course->category = $miscid; $DB->update_record('course', $course); context_moved($context, $categorycontext); $context = get_context_instance(CONTEXT_COURSE, $course->id); $this->assertIdentical($context->get_parent_context(), $categorycontext); $this->assertTrue($DB->record_exists('context', array('contextlevel' => CONTEXT_COURSE, 'instanceid' => $testcourses[2]))); delete_context(CONTEXT_COURSE, $testcourses[2]); $this->assertFalse($DB->record_exists('context', array('contextlevel' => CONTEXT_COURSE, 'instanceid' => $testcourses[2]))); $name = get_contextlevel_name(CONTEXT_COURSE); $this->assertFalse(empty($name)); $context = get_context_instance(CONTEXT_COURSE, $testcourses[2]); $name = print_context_name($context); $this->assertFalse(empty($name)); $url = get_context_url($coursecontext); $this->assertFalse($url instanceof modole_url); $page = $DB->get_record('page', array('id' => $testpages[7])); $context = get_context_instance(CONTEXT_MODULE, $page->id); $coursecontext = get_course_context($context); $this->assertEqual($coursecontext->contextlevel, CONTEXT_COURSE); $this->assertEqual(get_courseid_from_context($context), $page->course); $caps = fetch_context_capabilities($systemcontext); $this->assertTrue(is_array($caps)); unset($caps); }
/** * Returns current course id or null if outside of course based on context parameter. * @param object $context * @return int|bool related course id or false */ function get_courseid_from_context($context) { if ($context->contextlevel == CONTEXT_COURSE) { return $context->instanceid; } if ($context->contextlevel < CONTEXT_COURSE) { return false; } if ($context->contextlevel == CONTEXT_MODULE) { $parentcontexts = get_parent_contexts($context, false); $parent = reset($parentcontexts); $parent = get_context_instance_by_id($parent); return $parent->instanceid; } if ($context->contextlevel == CONTEXT_BLOCK) { $parentcontexts = get_parent_contexts($context, false); $parent = reset($parentcontexts); return get_courseid_from_context($parent); } return false; }